Duke Ulder Ravengard + Éomer, Marshal of Rohan

Duke Ulder Ravengard
Éomer, Marshal of Rohan

Requires
Duke Ulder Ravengard must be on the battlefield. Éomer, Marshal of Rohan must be on the battlefield. Éomer cannot be blocked and killed by an opponent. You have at least two opponents.
Steps
  1. At the beginning of combat, Duke Ulder Ravengard triggers, giving Éomer an additional instance of myriad until end of turn.
  2. Declare Éomer as an attacker.
  3. Each instance of Éomer's myriad ability triggers, creating at least one token copy of it tapped and attacking each other opponent.
  4. Put all Éomer tokens into your graveyard due to the legend rule.
  5. When the Éomer token(s) die, each other Éomer triggers, untapping all creatures you control and causing you to get at least one additional combat phase after this one.
  6. Repeat from step 2 each combat phase.
  7. Once you have an arbitrarily high number of combat phases, you may have Duke Ulder Ravengard give myriad to any other creatures you control.
Results
Infinite combat phases. Infinite death triggers. Infinite ETB. Infinite LTB. Infinite mana creatures you control can produce. Infinite untap of creatures you control.

Duke Ulder Ravengard
10.53% of 1529 decks 161 decks
Cadric, Soul Kindler
10.36% of 1380 decks 143 decks
Winota, Joiner of Forces
0.67% of 9732 decks 65 decks
Théoden, King of Rohan
9.69% of 578 decks 56 decks
Éowyn, Shieldmaiden
0.60% of 8122 decks 49 decks
Isshin, Two Heavens as One
0.19% of 19643 decks 37 decks
Aragorn, the Uniter
0.20% of 16380 decks 32 decks
Éomer, King of Rohan
6.55% of 397 decks 26 decks
Karlach, Fury of Avernus // Flaming Fist
3.00% of 832 decks 25 decks
Djeru and Hazoret
1.95% of 1232 decks 24 decks
Shanid, Sleepers' Scourge
0.78% of 2176 decks 17 decks
Tori D'Avenant, Fury Rider
4.79% of 292 decks 14 decks
Jodah, the Unifier
0.07% of 18273 decks 13 decks
Éowyn, Fearless Knight
5.33% of 225 decks 12 decks
Aurelia, the Warleader
0.36% of 3091 decks 11 decks
Aragorn, King of Gondor
0.22% of 4026 decks 9 decks
Dihada, Binder of Wills
0.09% of 9579 decks 9 decks
Havi, the All-Father
1.03% of 679 decks 7 decks
New Cards
Silent Hallcreeper
50% of 6 decks +42% synergy
Dazzling Theater // Prop Room
44% of 9 decks +11% synergy
The Jolly Balloon Man
42% of 55 decks +33% synergy
Arabella, Abandoned Doll
27% of 22 decks +15% synergy
Star Athlete
25% of 12 decks +17% synergy
High Synergy Cards
Éowyn, Fearless Knight
51% of 842 decks +47% synergy
Annie Joins Up
62% of 40 decks +43% synergy
Prince Imrahil the Fair
44% of 122 decks +41% synergy
Faramir, Prince of Ithilien
40% of 122 decks +37% synergy
Boromir, Gondor's Hope
38% of 118 decks +36% synergy
The Master, Multiplied
38% of 74 decks +36% synergy
Aragorn, King of Gondor
38% of 118 decks +32% synergy
Vraska Joins Up
36% of 11 decks +31% synergy
Inga and Esika
35% of 54 decks +30% synergy
Blade of Selves
30% of 842 decks +29% synergy
Top Cards
Swords to Plowshares
66% of 842 decks +3% synergy
Path to Exile
57% of 842 decks +12% synergy
Boros Charm
40% of 842 decks +14% synergy
Farseek
36% of 85 decks +2% synergy
Generous Gift
36% of 842 decks +11% synergy
Surrak Dragonclaw
35% of 54 decks +29% synergy
Leyline of the Guildpact
33% of 12 decks +10% synergy
Swiftfoot Boots
33% of 842 decks +5% synergy
Cultivate
32% of 85 decks -15% synergy
Chaos Warp
31% of 842 decks -1% synergy
Creatures
Faramir, Steward of Gondor
30% of 118 decks +27% synergy
Aragorn, Hornburg Hero
29% of 58 decks +27% synergy
Ratadrabik of Urborg
29% of 117 decks +26% synergy
Aurelia, the Warleader
28% of 842 decks +21% synergy
Tori D'Avenant, Fury Rider
27% of 842 decks +25% synergy
Hajar, Loyal Bodyguard
27% of 85 decks +24% synergy
Neyali, Suns' Vanguard
26% of 842 decks +22% synergy
Delighted Halfling
26% of 85 decks +12% synergy
Djeru and Hazoret
26% of 842 decks +24% synergy
Shanid, Sleepers' Scourge
26% of 117 decks +20% synergy
Boromir, Warden of the Tower
25% of 842 decks +19% synergy
Kethis, the Hidden Hand
25% of 28 decks +22% synergy
Adriana, Captain of the Guard
25% of 842 decks +22% synergy
Combat Celebrant
25% of 842 decks +22% synergy
Katilda, Dawnhart Prime
25% of 85 decks +22% synergy
Etali, Primal Storm
25% of 842 decks +15% synergy
Merry, Esquire of Rohan
24% of 842 decks +22% synergy
Knight of the White Orchid
24% of 842 decks +18% synergy
Solemn Simulacrum
24% of 842 decks +10% synergy
Anim Pakal, Thousandth Moon
24% of 429 decks +15% synergy
Loran of the Third Path
23% of 842 decks +16% synergy
Havi, the All-Father
23% of 22 decks +18% synergy
Sisay, Weatherlight Captain
23% of 22 decks +16% synergy
Esika, God of the Tree
23% of 22 decks +15% synergy
Avacyn's Pilgrim
22% of 85 decks +8% synergy
Théoden, King of Rohan
22% of 788 decks +19% synergy
Adeline, Resplendent Cathar
21% of 842 decks +16% synergy
Éowyn, Shieldmaiden
21% of 122 decks +18% synergy
Pippin, Guard of the Citadel
21% of 122 decks +17% synergy
Faeburrow Elder
21% of 85 decks +10% synergy
Ruby, Daring Tracker
21% of 63 decks +17% synergy
Arvad the Cursed
21% of 117 decks +19% synergy
Éomer, King of Rohan
20% of 748 decks +18% synergy
Noble Hierarch
20% of 54 decks +4% synergy
Aragorn and Arwen, Wed
20% of 85 decks +19% synergy
Baylen, the Haymaker
20% of 15 decks +12% synergy
Kutzil, Malamet Exemplar
20% of 50 decks +1% synergy
Atsushi, the Blazing Sky
20% of 842 decks +17% synergy
Erkenbrand, Lord of Westfold
20% of 753 decks +19% synergy
Commissar Severina Raine
20% of 117 decks +17% synergy
Ao, the Dawn Sky
19% of 842 decks +18% synergy
Aurelia, the Law Above
19% of 395 decks +13% synergy
Delina, Wild Mage
19% of 842 decks +17% synergy
Gisela, Blade of Goldnight
19% of 842 decks +13% synergy
Beregond of the Guard
19% of 748 decks +18% synergy
Arbaaz Mir
19% of 164 decks +13% synergy
Frodo Baggins
19% of 85 decks +17% synergy
Torens, Fist of the Angels
19% of 85 decks +16% synergy
Halana and Alena, Partners
19% of 85 decks +14% synergy
Samwise Gamgee
19% of 85 decks +14% synergy
Instants
Mortify
23% of 117 decks +11% synergy
Long River's Pull
22% of 18 decks +17% synergy
Counterspell
20% of 122 decks -22% synergy
Brokers Charm
20% of 54 decks +17% synergy
Growth Spiral
20% of 54 decks -1% synergy
Despark
20% of 117 decks +4% synergy
Stroke of Midnight
19% of 589 decks +7% synergy
Wear // Tear
19% of 842 decks +11% synergy
Unbreakable Formation
19% of 842 decks +12% synergy
Legion Leadership
18% of 214 decks +10% synergy
Flawless Maneuver
17% of 842 decks +7% synergy
Dire Tactics
17% of 117 decks +15% synergy
Beast Within
16% of 85 decks -22% synergy
Teferi's Protection
16% of 842 decks -4% synergy
Terminate
15% of 117 decks -6% synergy
Rootborn Defenses
15% of 842 decks +12% synergy
Dovin's Veto
15% of 122 decks -5% synergy
Ephemerate
15% of 842 decks +9% synergy
Cyclonic Rift
14% of 122 decks -14% synergy
Thrill of Possibility
14% of 842 decks +3% synergy
Your Temple Is Under Attack
13% of 842 decks +11% synergy
Dawn's Truce
13% of 114 decks -4% synergy
Bant Charm
13% of 54 decks +8% synergy
Naya Charm
13% of 85 decks +6% synergy
Heroic Intervention
13% of 85 decks -17% synergy
Akroma's Will
13% of 842 decks +3% synergy
Crackling Doom
13% of 117 decks +5% synergy
Anguished Unmaking
13% of 117 decks -11% synergy
Abrade
12% of 842 decks +1% synergy
Flare of Fortitude
12% of 218 decks +6% synergy
Great Train Heist
12% of 293 decks +7% synergy
Untimely Malfunction
11% of 37 decks -6% synergy
Assassin's Trophy
11% of 28 decks -19% synergy
Utter End
10% of 117 decks +3% synergy
Bedevil
10% of 117 decks -4% synergy
Arcane Denial
10% of 122 decks -10% synergy
Reprieve
9% of 842 decks +5% synergy
Call the Coppercoats
9% of 842 decks +5% synergy
Deflecting Swat
8% of 842 decks -8% synergy
Negate
8% of 122 decks -15% synergy
Deflecting Palm
8% of 842 decks +3% synergy
Fracture
8% of 117 decks +0% synergy
Vampiric Tutor
8% of 117 decks -11% synergy
Smuggler's Surprise
8% of 40 decks +4% synergy
Fierce Guardianship
7% of 122 decks -11% synergy
Friendly Rivalry
7% of 82 decks +6% synergy
Big Score
7% of 842 decks -2% synergy
Isildur's Fateful Strike
7% of 111 decks +7% synergy
Cabaretti Charm
7% of 85 decks +4% synergy
Eladamri's Call
7% of 85 decks -4% synergy
Sorceries
Supreme Verdict
31% of 122 decks +17% synergy
Nature's Lore
29% of 85 decks -3% synergy
Mass Appeal
26% of 122 decks +26% synergy
Blasphemous Act
26% of 842 decks -8% synergy
Primevals' Glorious Rebirth
25% of 117 decks +20% synergy
Three Visits
24% of 85 decks -1% synergy
Urza's Ruinous Blast
22% of 842 decks +20% synergy
Rampant Growth
21% of 85 decks -14% synergy
Austere Command
20% of 842 decks +7% synergy
Ruinous Ultimatum
18% of 117 decks -0% synergy
Read the Bones
15% of 117 decks +7% synergy
Taunt from the Rampart
15% of 748 decks +11% synergy
Vandalblast
15% of 842 decks -1% synergy
Faithless Looting
15% of 842 decks -2% synergy
Raise the Palisade
14% of 118 decks +11% synergy
Grab the Prize
14% of 28 decks +6% synergy
Forth Eorlingas!
14% of 748 decks +11% synergy
Distant Melody
14% of 122 decks +9% synergy
The Ring Goes South
13% of 82 decks +12% synergy
Jeska's Will
13% of 842 decks -4% synergy
Kodama's Reach
13% of 85 decks -19% synergy
Farewell
13% of 842 decks -1% synergy
Response // Resurgence
12% of 842 decks +10% synergy
Rip Apart
12% of 842 decks +8% synergy
Rally at the Hornburg
12% of 767 decks +11% synergy
Flare of Cultivation
11% of 44 decks +9% synergy
Relentless Assault
11% of 842 decks +8% synergy
Overpowering Attack
10% of 146 decks +5% synergy
Painful Truths
10% of 117 decks +7% synergy
Damn
9% of 117 decks -7% synergy
Ascend from Avernus
9% of 842 decks +7% synergy
Search for Glory
9% of 842 decks +7% synergy
Mythos of Snapdax
9% of 117 decks +5% synergy
Quarrel's End
8% of 640 decks +8% synergy
Kamahl's Druidic Vow
8% of 85 decks +7% synergy
Demonic Tutor
8% of 117 decks -15% synergy
Sundering Eruption
7% of 203 decks +2% synergy
Cut a Deal
7% of 842 decks +5% synergy
Split Up
7% of 55 decks +3% synergy
Many Partings
7% of 85 decks +5% synergy
Overwhelming Stampede
7% of 85 decks +1% synergy
Increasing Devotion
7% of 842 decks +5% synergy
Visions of Glory
6% of 842 decks +6% synergy
Now for Wrath, Now for Ruin!
6% of 640 decks +6% synergy
Starfall Invocation
6% of 114 decks +1% synergy
Yawgmoth's Vile Offering
6% of 117 decks +5% synergy
Sign in Blood
6% of 117 decks -4% synergy
Decimate
6% of 85 decks -2% synergy
Skyshroud Claim
6% of 85 decks -3% synergy
Shamanic Revelation
6% of 85 decks -3% synergy
Utility Artifacts
Lightning Greaves
24% of 842 decks -1% synergy
Wayfarer's Bauble
23% of 842 decks +13% synergy
Horn of Gondor
19% of 842 decks +18% synergy
Helm of the Host
18% of 842 decks +15% synergy
Mirror Box
18% of 842 decks +16% synergy
Idol of Oblivion
17% of 842 decks +13% synergy
Heroes' Podium
17% of 842 decks +16% synergy
Sundial of the Infinite
16% of 842 decks +15% synergy
Panharmonicon
15% of 842 decks +11% synergy
Horn of the Mark
14% of 778 decks +14% synergy
Herald's Horn
12% of 842 decks +5% synergy
Sword of the Animist
11% of 842 decks +7% synergy
Skullclamp
11% of 842 decks -2% synergy
Doors of Durin
11% of 85 decks +7% synergy
Vanquisher's Banner
10% of 842 decks +6% synergy
Bident of Thassa
10% of 122 decks +3% synergy
Izzet Generatorium
9% of 34 decks +6% synergy
Short Bow
9% of 69 decks +6% synergy
Mithril Coat
8% of 767 decks +2% synergy
Sword of Hearth and Home
8% of 842 decks +6% synergy
Strionic Resonator
8% of 842 decks +4% synergy
Crown of Gondor
7% of 748 decks +6% synergy
Archaeomancer's Map
6% of 842 decks +2% synergy
Dolmen Gate
6% of 842 decks +5% synergy
The Great Henge
6% of 85 decks -4% synergy
The Spear of Leonidas
6% of 174 decks +3% synergy
Mirror of Galadriel
6% of 784 decks +5% synergy
Door of Destinies
6% of 842 decks +4% synergy
The One Ring
6% of 842 decks -3% synergy
Oketra's Monument
5% of 842 decks +4% synergy
Hexplate Wallbreaker
5% of 842 decks +4% synergy
Blackblade Reforged
5% of 842 decks +1% synergy
Enchantments
Rising of the Day
30% of 842 decks +24% synergy
Flowering of the White Tree
29% of 784 decks +23% synergy
Legion Loyalty
26% of 842 decks +24% synergy
Rhythm of the Wild
24% of 85 decks +0% synergy
Echoing Assault
23% of 69 decks +16% synergy
Kindred Discovery
22% of 122 decks +15% synergy
Warleader's Call
20% of 372 decks +9% synergy
Kellan Joins Up
19% of 21 decks +16% synergy
Nahiri's Resolve
19% of 842 decks +17% synergy
Rakdos Joins Up
18% of 38 decks +15% synergy
Smothering Tithe
17% of 842 decks -8% synergy
Brokers Ascendancy
17% of 54 decks +9% synergy
Caretaker's Talent
16% of 92 decks +2% synergy
Elven Chorus
16% of 82 decks +11% synergy
Impact Tremors
15% of 842 decks +6% synergy
Mardu Ascendancy
15% of 117 decks +13% synergy
Bard Class
15% of 85 decks +14% synergy
Rhystic Study
15% of 122 decks -13% synergy
Determined Iteration
14% of 842 decks +13% synergy
Anointed Procession
14% of 842 decks +5% synergy
Guardian Project
13% of 85 decks +4% synergy
Garruk's Uprising
13% of 85 decks -2% synergy
Shared Animosity
13% of 842 decks +9% synergy
Warstorm Surge
12% of 842 decks +7% synergy
Mirari's Wake
12% of 85 decks -2% synergy
Flameshadow Conjuring
11% of 842 decks +10% synergy
Aggravated Assault
11% of 842 decks +8% synergy
Goblin Bombardment
11% of 842 decks +4% synergy
Oath of Eorl
11% of 748 decks +9% synergy
Day of Destiny
10% of 842 decks +10% synergy
Phyrexian Arena
10% of 117 decks -4% synergy
Fervent Charge
9% of 117 decks +7% synergy
Tinybones Joins Up
9% of 43 decks +8% synergy
Temur Ascendancy
9% of 54 decks -5% synergy
Legion's Initiative
9% of 842 decks +8% synergy
Outlaws' Merriment
9% of 842 decks +8% synergy
Cathars' Crusade
9% of 842 decks +3% synergy
War of the Last Alliance
9% of 842 decks +7% synergy
The Kenriths' Royal Funeral
9% of 117 decks +8% synergy
Land Tax
8% of 842 decks +1% synergy
Laid to Rest
7% of 85 decks +7% synergy
Assemble the Legion
7% of 842 decks +3% synergy
Campaign of Vengeance
7% of 117 decks +6% synergy
We Ride at Dawn
7% of 229 decks +6% synergy
Dawn of a New Age
6% of 753 decks +5% synergy
Sneak Attack
6% of 842 decks +4% synergy
Elemental Bond
6% of 85 decks +1% synergy
Growing Rites of Itlimoc
6% of 85 decks +0% synergy
Breath of Fury
6% of 842 decks +5% synergy
Inspiring Leader
6% of 842 decks +3% synergy
Battles
Invasion of Fiora
6% of 117 decks +5% synergy
Planeswalkers
Dihada, Binder of Wills
16% of 117 decks +11% synergy
Utility Lands
Minas Tirith
29% of 842 decks +20% synergy
Rogue's Passage
26% of 842 decks +6% synergy
Rivendell
19% of 122 decks +13% synergy
Great Hall of the Citadel
17% of 784 decks +16% synergy
Slayers' Stronghold
17% of 842 decks +10% synergy
Windbrisk Heights
16% of 842 decks +11% synergy
Shizo, Death's Storehouse
15% of 117 decks +11% synergy
The Shire
15% of 85 decks +11% synergy
Monumental Henge
15% of 202 decks +11% synergy
Mines of Moria
15% of 842 decks +10% synergy
Reliquary Tower
14% of 842 decks -15% synergy
Castle Ardenvale
13% of 842 decks +8% synergy
Sunhome, Fortress of the Legion
13% of 842 decks +7% synergy
Bojuka Bog
12% of 117 decks -18% synergy
Eiganjo, Seat of the Empire
12% of 842 decks +3% synergy
Barad-dûr
11% of 117 decks +8% synergy
Vault of the Archangel
11% of 117 decks +0% synergy
Arena of Glory
11% of 195 decks +1% synergy
Takenuma, Abandoned Mire
10% of 117 decks -0% synergy
Sokenzan, Crucible of Defiance
10% of 842 decks +5% synergy
Restless Bivouac
10% of 572 decks +7% synergy
Castle Embereth
9% of 842 decks +6% synergy
Three Tree City
9% of 123 decks -1% synergy
Boseiju, Who Endures
8% of 85 decks -11% synergy
Otawara, Soaring City
8% of 122 decks -9% synergy
Temple of the False God
8% of 842 decks -1% synergy
War Room
8% of 842 decks +1% synergy
Gavony Township
7% of 85 decks -2% synergy
Spinerock Knoll
7% of 842 decks +2% synergy
Shinka, the Bloodsoaked Keep
6% of 842 decks +4% synergy
Kessig Wolf Run
6% of 85 decks -10% synergy
Ancient Tomb
6% of 842 decks -5% synergy
Fountainport
5% of 93 decks +1% synergy
The Black Gate
5% of 99 decks +1% synergy
Mana Artifacts
Sol Ring
85% of 842 decks +1% synergy
Arcane Signet
83% of 842 decks +12% synergy
Boros Signet
54% of 842 decks +30% synergy
Talisman of Conviction
49% of 842 decks +26% synergy
Orzhov Signet
40% of 117 decks +13% synergy
Talisman of Progress
36% of 122 decks +13% synergy
Rakdos Signet
30% of 117 decks +0% synergy
Fellwar Stone
29% of 842 decks +8% synergy
Mind Stone
27% of 842 decks +10% synergy
Commander's Sphere
24% of 842 decks +8% synergy
Relic of Legends
23% of 842 decks +21% synergy
Talisman of Hierarchy
22% of 117 decks -2% synergy
Talisman of Indulgence
17% of 117 decks -9% synergy
Talisman of Creativity
16% of 122 decks -13% synergy
Cursed Mirror
12% of 842 decks +7% synergy
Azorius Signet
11% of 122 decks -15% synergy
Thought Vessel
11% of 842 decks -5% synergy
Marble Diamond
10% of 842 decks +6% synergy
Fire Diamond
10% of 842 decks +4% synergy
Patchwork Banner
10% of 104 decks -1% synergy
Izzet Signet
8% of 122 decks -20% synergy
Selesnya Signet
7% of 85 decks -2% synergy
Honor-Worn Shaku
6% of 842 decks +6% synergy
Savai Crystal
6% of 117 decks +5% synergy
Mardu Banner
6% of 117 decks +4% synergy
Talisman of Unity
6% of 85 decks -1% synergy
Chromatic Lantern
6% of 842 decks -4% synergy
Charcoal Diamond
5% of 117 decks -0% synergy
Thran Dynamo
5% of 842 decks +0% synergy
Lands
Command Tower
87% of 842 decks +13% synergy
Nomad Outpost
60% of 117 decks +32% synergy
Clifftop Retreat
51% of 842 decks +23% synergy
Battlefield Forge
50% of 842 decks +24% synergy
Prairie Stream
44% of 122 decks +11% synergy
Exotic Orchard
40% of 842 decks +5% synergy
Glacial Fortress
40% of 122 decks +15% synergy
Furycalm Snarl
40% of 842 decks +27% synergy
Temple of Triumph
39% of 842 decks +23% synergy
Boros Garrison
38% of 842 decks +23% synergy
Sulfur Falls
37% of 122 decks +7% synergy
The World Tree
36% of 22 decks +3% synergy
Path of Ancestry
33% of 842 decks +12% synergy
Port Town
33% of 122 decks +17% synergy
Sacred Foundry
32% of 842 decks -4% synergy
Jungle Shrine
32% of 85 decks -0% synergy
Evolving Wilds
31% of 842 decks +10% synergy
Canopy Vista
31% of 85 decks -5% synergy
Cinder Glade
31% of 85 decks -8% synergy
Spectator Seating
30% of 842 decks +5% synergy
Shattered Landscape
30% of 27 decks +16% synergy
Mystic Monastery
29% of 122 decks +2% synergy
Orzhov Basilica
28% of 117 decks +12% synergy
Hallowed Fountain
28% of 122 decks -13% synergy
Blood Crypt
27% of 117 decks -11% synergy
Myriad Landscape
27% of 842 decks +7% synergy
Steam Vents
26% of 122 decks -13% synergy
Watery Grave
26% of 23 decks -15% synergy
Rakdos Carnarium
26% of 117 decks +11% synergy
Caves of Koilos
26% of 117 decks -2% synergy
Dragonskull Summit
26% of 117 decks -5% synergy
Sandsteppe Citadel
25% of 28 decks -1% synergy
Isolated Chapel
25% of 117 decks -3% synergy
Godless Shrine
25% of 117 decks -16% synergy
Jetmir's Garden
25% of 85 decks -8% synergy
Temple Garden
25% of 85 decks -16% synergy
Raugrin Triome
25% of 122 decks -2% synergy
Savai Triome
24% of 117 decks -3% synergy
Smoldering Marsh
24% of 117 decks -9% synergy
Sundown Pass
24% of 842 decks +8% synergy
Rugged Prairie
24% of 842 decks +13% synergy
Crystal Quarry
23% of 22 decks +18% synergy
Terramorphic Expanse
22% of 842 decks +7% synergy
Spara's Headquarters
22% of 54 decks -10% synergy
Ketria Triome
22% of 54 decks -10% synergy
Crumbling Necropolis
22% of 23 decks -9% synergy
Savage Lands
21% of 28 decks -2% synergy
Needleverge Pathway
21% of 842 decks +11% synergy
Bloodfell Caves
21% of 117 decks +14% synergy
Stomping Ground
20% of 85 decks -21% synergy