Jan Jansen, Chaos Crafter
Pitiless Plunderer
Staff of Domination
Ashnod's Altar

   Prerequisites

What do I need to start this combo?
All permanents on the battlefield.
You control at least one additional noncreature artifact.

   Steps

How does this combo work?
1
Activate Jan Jansen's second ability by tapping it and sacrificing any other noncreature artifact, creating two 1/1 Construct creature tokens.
2
Activate Ashnod's Altar twice by sacrificing both Construct tokens, adding .
3
When the Constructs die, Pitiless Plunderer triggers twice, creating two Treasure tokens.
4
Activate Staff of Domination's third ability by paying 3, untapping Jan Jansen.
5
Activate Staff of Domination's first ability by paying 1, untapping it.
6
Repeat.

   Results

What do I get from this combo?
Infinite card draw
Infinite colorless mana
Infinite creature tokens
Infinite death triggers
Infinite draw triggers
Infinite ETB
Infinite lifegain
Infinite lifegain triggers
Infinite LTB
Infinite sacrifice triggers
Infinite untap of creatures you control
Infinite colored mana
Infinite Treasure tokens
Jan Jansen, Chaos Crafter
4.2%inclusion207 decks4.93K decks
Mr. House, President and CEO
0.1%inclusion14 decks21.2K decks
Vihaan, Goldwaker
0.1%inclusion7 decks9.81K decks
Breya, Etherium Shaper
0.0%inclusion6 decks20.3K decks
Caesar, Legion's Emperor
0.0%inclusion2 decks21.1K decks
Malik, Grim Manipulator
0.1%inclusion2 decks3.67K decks
Kelsien, the Plague
0.0%inclusion1 decks5.83K decks
Kenrith, the Returned King
0.0%inclusion1 decks29.1K decks
Dihada, Binder of Wills
0.0%inclusion1 decks10.6K decks
Akiri, Line-Slinger // Silas Renn, Seeker Adept
0.1%inclusion1 decks1.52K decks
New Cards
Sewer-veillance Cam
50%inclusion1 decks2 decks
49%synergy
Mouser Foundry
3.3%inclusion1 decks30 decks
3%synergy
Broadcast Takeover
2.4%inclusion1 decks42 decks
2%synergy
Krang, Utrom Warlord
2.4%inclusion1 decks42 decks
2%synergy
Ravenous Robots
2.4%inclusion1 decks42 decks
2%synergy
High Synergy Cards
Thopter Foundry
100%inclusion8 decks8 decks
98%synergy
Clock of Omens
82%inclusion199 decks242 decks
81%synergy
Academy Manufactor
80%inclusion193 decks242 decks
76%synergy
Time Sieve
75%inclusion6 decks8 decks
72%synergy
Urza, Lord High Artificer
75%inclusion6 decks8 decks
72%synergy
Sai, Master Thopterist
75%inclusion6 decks8 decks
71%synergy
Jhoira, Weatherlight Captain
75%inclusion6 decks8 decks
69%synergy
Liquimetal Coating
65%inclusion157 decks242 decks
64%synergy
Skullclamp
75%inclusion182 decks242 decks
64%synergy
Dross Scorpion
63%inclusion152 decks242 decks
63%synergy
Top Cards
Reckless Fireweaver
66%inclusion159 decks242 decks
62%synergy
Xorn
65%inclusion158 decks242 decks
62%synergy
Emry, Lurker of the Loch
63%inclusion5 decks8 decks
58%synergy
Etherium Sculptor
63%inclusion5 decks8 decks
57%synergy
Mirkwood Bats
60%inclusion145 decks242 decks
51%synergy
Swords to Plowshares
60%inclusion145 decks242 decks
-1%synergy
Mayhem Devil
59%inclusion142 decks242 decks
49%synergy
Krark-Clan Ironworks
57%inclusion137 decks242 decks
56%synergy
Deadly Dispute
56%inclusion136 decks242 decks
44%synergy
Myr Retriever
54%inclusion131 decks242 decks
52%synergy
Game Changers
Smothering Tithe
49%inclusion118 decks242 decks
28%synergy
Enlightened Tutor
34%inclusion82 decks242 decks
19%synergy
Demonic Tutor
33%inclusion80 decks242 decks
14%synergy
Vampiric Tutor
22%inclusion53 decks242 decks
7%synergy
Teferi's Protection
20%inclusion48 decks242 decks
4%synergy
Bolas's Citadel
19%inclusion45 decks242 decks
11%synergy
The One Ring
16%inclusion38 decks242 decks
7%synergy
Gamble
14%inclusion35 decks242 decks
6%synergy
Ancient Tomb
12%inclusion30 decks242 decks
3%synergy
Mana Vault
11%inclusion27 decks242 decks
5%synergy
Creatures
Disciple of the Vault
52%inclusion127 decks242 decks
51%synergy
Marionette Apprentice
51%inclusion118 decks230 decks
47%synergy
Forensic Gadgeteer
50%inclusion4 decks8 decks
48%synergy
Padeem, Consul of Innovation
50%inclusion4 decks8 decks
47%synergy
Enthusiastic Mechanaut
50%inclusion4 decks8 decks
45%synergy
Phyrexian Metamorph
50%inclusion4 decks8 decks
43%synergy
Nadier's Nightblade
50%inclusion120 decks242 decks
46%synergy
Ingenious Artillerist
47%inclusion113 decks242 decks
45%synergy
Magda, Brazen Outlaw
46%inclusion111 decks242 decks
44%synergy
Mahadi, Emporium Master
45%inclusion110 decks242 decks
40%synergy
Crime Novelist
45%inclusion109 decks242 decks
43%synergy
Scrap Trawler
44%inclusion107 decks242 decks
43%synergy
Marionette Master
44%inclusion106 decks242 decks
42%synergy
Goblin Engineer
43%inclusion104 decks242 decks
40%synergy
Mondrak, Glory Dominus
41%inclusion99 decks242 decks
35%synergy
Goblin Welder
40%inclusion97 decks242 decks
38%synergy
Marvin, Murderous Mimic
38%inclusion79 decks209 decks
36%synergy
Urza, Chief Artificer
38%inclusion3 decks8 decks
36%synergy
Baleful Strix
38%inclusion3 decks8 decks
24%synergy
Oswald Fiddlebender
37%inclusion90 decks242 decks
36%synergy
Solemn Simulacrum
36%inclusion88 decks242 decks
24%synergy
Goldspan Dragon
36%inclusion87 decks242 decks
30%synergy
Foundry Inspector
36%inclusion86 decks242 decks
31%synergy
Esper Sentinel
33%inclusion79 decks242 decks
14%synergy
Professional Face-Breaker
31%inclusion76 decks242 decks
22%synergy
Drumbellower
28%inclusion67 decks242 decks
26%synergy
Junk Diver
26%inclusion64 decks242 decks
26%synergy
Kambal, Profiteering Mayor
26%inclusion63 decks242 decks
20%synergy
Lotho, Corrupt Shirriff
26%inclusion62 decks242 decks
13%synergy
Stridehangar Automaton
25%inclusion42 decks166 decks
24%synergy
Elas il-Kor, Sadistic Pilgrim
23%inclusion56 decks242 decks
14%synergy
Kuldotha Forgemaster
23%inclusion55 decks242 decks
22%synergy
Zulaport Cutthroat
19%inclusion46 decks242 decks
11%synergy
Ornithopter of Paradise
19%inclusion45 decks242 decks
14%synergy
Weftstalker Ardent
18%inclusion19 decks104 decks
15%synergy
Losheel, Clockwork Scholar
18%inclusion44 decks242 decks
16%synergy
Loyal Apprentice
18%inclusion43 decks242 decks
14%synergy
Hellkite Tyrant
17%inclusion40 decks242 decks
13%synergy
Vihaan, Goldwaker
16%inclusion39 decks242 decks
15%synergy
Workshop Assistant
16%inclusion38 decks242 decks
15%synergy
Teshar, Ancestor's Apostle
14%inclusion35 decks242 decks
13%synergy
Morbid Opportunist
14%inclusion35 decks242 decks
7%synergy
Blood Artist
13%inclusion31 decks242 decks
1%synergy
Ornithopter
12%inclusion29 decks242 decks
10%synergy
Grim Hireling
11%inclusion27 decks242 decks
8%synergy
Warren Soultrader
11%inclusion25 decks230 decks
5%synergy
Exalted Sunborn
11%inclusion11 decks104 decks
7%synergy
Molten Gatekeeper
10%inclusion24 decks229 decks
8%synergy
Wurmcoil Engine
10%inclusion23 decks242 decks
8%synergy
Ragavan, Nimble Pilferer
10%inclusion23 decks242 decks
2%synergy
Instants
Path to Exile
47%inclusion113 decks242 decks
-1%synergy
Dispatch
39%inclusion94 decks242 decks
33%synergy
Anguished Unmaking
32%inclusion78 decks242 decks
8%synergy
Chaos Warp
25%inclusion61 decks242 decks
-4%synergy
Deflecting Swat
25%inclusion60 decks242 decks
8%synergy
Deadly Rollick
24%inclusion59 decks242 decks
10%synergy
Generous Gift
21%inclusion52 decks242 decks
0%synergy
Big Score
21%inclusion51 decks242 decks
10%synergy
Dark Ritual
14%inclusion35 decks242 decks
-10%synergy
Unexpected Windfall
14%inclusion34 decks242 decks
7%synergy
Boros Charm
14%inclusion34 decks242 decks
-8%synergy
Village Rites
13%inclusion32 decks242 decks
4%synergy
Silence
13%inclusion31 decks242 decks
7%synergy
Red Elemental Blast
12%inclusion29 decks242 decks
6%synergy
Wear // Tear
12%inclusion29 decks242 decks
5%synergy
Demand Answers
11%inclusion27 decks242 decks
5%synergy
Fracture
10%inclusion25 decks242 decks
5%synergy
Pyroblast
10%inclusion24 decks242 decks
4%synergy
Despark
10%inclusion24 decks242 decks
-3%synergy
Terminate
10%inclusion23 decks242 decks
-10%synergy
Rakdos Charm
9.1%inclusion22 decks242 decks
-6%synergy
Abrade
6.6%inclusion16 decks242 decks
-5%synergy
Dawn's Truce
6.5%inclusion14 decks215 decks
-1%synergy
Reprieve
5.8%inclusion14 decks242 decks
1%synergy
Corrupted Conviction
5.8%inclusion14 decks242 decks
1%synergy
Tibalt's Trickery
5.8%inclusion14 decks242 decks
1%synergy
Stroke of Midnight
5.4%inclusion13 decks242 decks
-5%synergy
Fell the Profane
5.2%inclusion12 decks230 decks
-4%synergy
Sorceries
Fabricate
38%inclusion3 decks8 decks
32%synergy
Ruinous Ultimatum
30%inclusion73 decks242 decks
12%synergy
Diabolic Intent
27%inclusion65 decks242 decks
19%synergy
Vandalblast
26%inclusion64 decks242 decks
11%synergy
Blasphemous Act
25%inclusion61 decks242 decks
-8%synergy
Damn
21%inclusion51 decks242 decks
6%synergy
Jeska's Will
17%inclusion41 decks242 decks
2%synergy
Trash for Treasure
16%inclusion38 decks242 decks
15%synergy
Sevinne's Reclamation
14%inclusion33 decks242 decks
7%synergy
Blood Money
12%inclusion28 decks242 decks
10%synergy
Diabolic Tutor
10%inclusion23 decks242 decks
4%synergy
Farewell
10%inclusion23 decks242 decks
-3%synergy
Organic Extinction
8.7%inclusion21 decks242 decks
6%synergy
Vindicate
8.7%inclusion21 decks242 decks
3%synergy
Faithless Looting
8.7%inclusion21 decks242 decks
-7%synergy
Brass's Bounty
7.4%inclusion18 decks242 decks
5%synergy
Beseech the Mirror
7.4%inclusion18 decks242 decks
4%synergy
Imperial Seal
7.4%inclusion18 decks242 decks
2%synergy
Monumental Corruption
7.0%inclusion17 decks242 decks
7%synergy
Wake the Past
6.6%inclusion16 decks242 decks
3%synergy
Reckless Handling
6.2%inclusion15 decks242 decks
5%synergy
Reanimate
6.2%inclusion15 decks242 decks
-13%synergy
Emergency Weld
5.4%inclusion13 decks242 decks
5%synergy
Grim Tutor
5.4%inclusion13 decks242 decks
1%synergy
Feed the Swarm
5.4%inclusion13 decks242 decks
-11%synergy
Utility Artifacts
Ichor Wellspring
52%inclusion125 decks242 decks
50%synergy
Thornbite Staff
51%inclusion124 decks242 decks
51%synergy
Prized Statue
35%inclusion85 decks242 decks
34%synergy
Mycosynth Lattice
34%inclusion83 decks242 decks
34%synergy
Idol of Oblivion
34%inclusion82 decks242 decks
29%synergy
Unwinding Clock
26%inclusion64 decks242 decks
24%synergy
Oni-Cult Anvil
25%inclusion61 decks242 decks
24%synergy
Umbral Mantle
23%inclusion55 decks242 decks
22%synergy
Thousand-Year Elixir
23%inclusion55 decks242 decks
21%synergy
Swiftfoot Boots
22%inclusion54 decks242 decks
-5%synergy
Nuka-Cola Vending Machine
21%inclusion50 decks242 decks
19%synergy
Sting, the Glinting Dagger
20%inclusion49 decks242 decks
19%synergy
Mystic Forge
19%inclusion47 decks242 decks
17%synergy
Ashnod's Transmogrant
19%inclusion46 decks242 decks
19%synergy
Magewright's Stone
19%inclusion46 decks242 decks
18%synergy
Rings of Brighthearth
18%inclusion43 decks242 decks
17%synergy
Nimblewright Schematic
17%inclusion42 decks242 decks
17%synergy
Mycosynth Wellspring
17%inclusion41 decks242 decks
16%synergy
Sensei's Divining Top
17%inclusion41 decks242 decks
12%synergy
Lightning Greaves
17%inclusion41 decks242 decks
-8%synergy
Transmutation Font
16%inclusion39 decks242 decks
16%synergy
Sculpting Steel
16%inclusion39 decks242 decks
14%synergy
Mephitic Draught
15%inclusion37 decks242 decks
15%synergy
Illusionist's Bracers
15%inclusion37 decks242 decks
14%synergy
Servo Schematic
14%inclusion34 decks242 decks
14%synergy
Wishclaw Talisman
14%inclusion34 decks242 decks
9%synergy
Thopter Shop
13%inclusion31 decks242 decks
12%synergy
Grinding Station
12%inclusion30 decks242 decks
12%synergy
Sword of the Meek
11%inclusion27 decks242 decks
11%synergy
Voltaic Key
11%inclusion27 decks242 decks
10%synergy
Sword of the Paruns
11%inclusion26 decks242 decks
10%synergy
Blasting Station
11%inclusion26 decks242 decks
10%synergy
Silverskin Armor
10%inclusion25 decks242 decks
10%synergy
Trading Post
10%inclusion25 decks242 decks
10%synergy
Phyrexian Altar
10%inclusion25 decks242 decks
7%synergy
Halo Fountain
10%inclusion23 decks242 decks
8%synergy
Vat of Rebirth
9.1%inclusion22 decks242 decks
8%synergy
Manifold Key
9.1%inclusion22 decks242 decks
8%synergy
Altar of Dementia
9.1%inclusion22 decks242 decks
7%synergy
Collector's Vault
8.7%inclusion21 decks242 decks
8%synergy
Cloud Key
7.9%inclusion19 decks242 decks
6%synergy
Darksteel Forge
6.6%inclusion16 decks242 decks
5%synergy
Mishra's Bauble
6.6%inclusion16 decks242 decks
5%synergy
Cranial Plating
6.6%inclusion16 decks242 decks
5%synergy
Wayfarer's Bauble
6.6%inclusion16 decks242 decks
-1%synergy
Aetherflux Reservoir
6.2%inclusion15 decks242 decks
3%synergy
Nim Deathmantle
5.8%inclusion14 decks242 decks
5%synergy
Moonsilver Key
5.8%inclusion14 decks242 decks
5%synergy
Radiant Lotus
5.5%inclusion9 decks164 decks
5%synergy
Enchantments
Goblin Bombardment
40%inclusion98 decks242 decks
35%synergy
Revel in Riches
38%inclusion92 decks242 decks
35%synergy
Thopter Spy Network
38%inclusion3 decks8 decks
34%synergy
Anointed Procession
37%inclusion90 decks242 decks
30%synergy
Biotransference
34%inclusion83 decks242 decks
34%synergy
Agent of the Iron Throne
28%inclusion68 decks242 decks
27%synergy
Impact Tremors
28%inclusion68 decks242 decks
18%synergy
Black Market Connections
21%inclusion50 decks242 decks
9%synergy
Weapons Manufacturing
18%inclusion19 decks104 decks
17%synergy
Phyrexian Arena
11%inclusion27 decks242 decks
-4%synergy
Dazzling Theater // Prop Room
10%inclusion20 decks208 decks
7%synergy
Alchemist's Talent
9.3%inclusion20 decks215 decks
8%synergy
Bastion of Remembrance
8.3%inclusion20 decks242 decks
2%synergy
Rain of Riches
7.9%inclusion19 decks242 decks
6%synergy
Monologue Tax
7.9%inclusion19 decks242 decks
5%synergy
Descent into Avernus
7.0%inclusion17 decks242 decks
4%synergy
Underworld Breach
6.2%inclusion15 decks242 decks
0%synergy
Ghirapur Aether Grid
5.8%inclusion14 decks242 decks
5%synergy
Hidden Stockpile
5.8%inclusion14 decks242 decks
5%synergy
Grave Pact
5.8%inclusion14 decks242 decks
1%synergy
Caretaker's Talent
5.1%inclusion11 decks215 decks
1%synergy
Planeswalkers
Daretti, Scrap Savant
28%inclusion67 decks242 decks
26%synergy
Daretti, Ingenious Iconoclast
12%inclusion29 decks242 decks
12%synergy
Tezzeret, Cruel Captain
11%inclusion12 decks112 decks
9%synergy
Karn, the Great Creator
10%inclusion25 decks242 decks
9%synergy
Elspeth, Storm Slayer
6.3%inclusion9 decks142 decks
2%synergy
Utility Lands
Seat of the Synod
63%inclusion5 decks8 decks
56%synergy
Vault of Whispers
52%inclusion125 decks242 decks
47%synergy
Ancient Den
52%inclusion125 decks242 decks
46%synergy
Great Furnace
49%inclusion118 decks242 decks
43%synergy
Academy Ruins
38%inclusion3 decks8 decks
32%synergy
Inventors' Fair
34%inclusion83 decks242 decks
31%synergy
Darksteel Citadel
32%inclusion78 decks242 decks
28%synergy
Buried Ruin
32%inclusion77 decks242 decks
27%synergy
Treasure Vault
26%inclusion64 decks242 decks
24%synergy
Urza's Saga
25%inclusion61 decks242 decks
18%synergy
Reliquary Tower
16%inclusion38 decks242 decks
-14%synergy
Phyrexian Tower
14%inclusion33 decks242 decks
5%synergy
Bojuka Bog
14%inclusion33 decks242 decks
-16%synergy
Urborg, Tomb of Yawgmoth
12%inclusion30 decks242 decks
3%synergy
Fountainport
12%inclusion26 decks215 decks
11%synergy
Mines of Moria
8.7%inclusion21 decks242 decks
6%synergy
Fomori Vault
6.6%inclusion16 decks242 decks
6%synergy
Midgar, City of Mako
6.0%inclusion7 decks117 decks
2%synergy
Mana Artifacts
Sol Ring
90%inclusion218 decks242 decks
7%synergy
Arcane Signet
75%inclusion182 decks242 decks
3%synergy
Liquimetal Torque
75%inclusion181 decks242 decks
72%synergy
Patriar's Seal
33%inclusion80 decks242 decks
32%synergy
Talisman of Indulgence
33%inclusion79 decks242 decks
5%synergy
Talisman of Hierarchy
31%inclusion76 decks242 decks
5%synergy
Talisman of Conviction
30%inclusion72 decks242 decks
6%synergy
Fellwar Stone
23%inclusion56 decks242 decks
3%synergy
Rakdos Signet
19%inclusion46 decks242 decks
-5%synergy
Mox Opal
19%inclusion45 decks242 decks
14%synergy
Basalt Monolith
18%inclusion43 decks242 decks
15%synergy
Lotus Petal
16%inclusion39 decks242 decks
9%synergy
Boros Signet
16%inclusion38 decks242 decks
-3%synergy
Orzhov Signet
16%inclusion38 decks242 decks
-7%synergy
Mox Amber
12%inclusion29 decks242 decks
7%synergy
Commander's Sphere
11%inclusion26 decks242 decks
-1%synergy
Mind Stone
9.1%inclusion22 decks242 decks
-5%synergy
Chromatic Lantern
8.7%inclusion21 decks242 decks
0%synergy
Chrome Mox
7.4%inclusion18 decks242 decks
2%synergy
Chromatic Star
6.6%inclusion16 decks242 decks
6%synergy
Mox Diamond
5.8%inclusion14 decks242 decks
2%synergy
Thran Dynamo
5.8%inclusion14 decks242 decks
1%synergy
Thought Vessel
5.4%inclusion13 decks242 decks
-12%synergy
Lands
Command Tower
88%inclusion212 decks242 decks
13%synergy
Steam Vents
75%inclusion6 decks8 decks
37%synergy
Watery Grave
75%inclusion6 decks8 decks
33%synergy
Godless Shrine
57%inclusion138 decks242 decks
16%synergy
Blood Crypt
55%inclusion133 decks242 decks
17%synergy
Sacred Foundry
53%inclusion128 decks242 decks
16%synergy
Razortide Bridge
50%inclusion4 decks8 decks
43%synergy
Hallowed Fountain
50%inclusion4 decks8 decks
10%synergy
Exotic Orchard
46%inclusion112 decks242 decks
10%synergy
Bloodstained Mire
43%inclusion104 decks242 decks
32%synergy
Nomad Outpost
43%inclusion104 decks242 decks
14%synergy
Marsh Flats
42%inclusion101 decks242 decks
31%synergy
Arid Mesa
41%inclusion100 decks242 decks
31%synergy
Savai Triome
41%inclusion99 decks242 decks
17%synergy
Luxury Suite
38%inclusion93 decks242 decks
15%synergy
Vault of Champions
38%inclusion93 decks242 decks
15%synergy
Caves of Koilos
38%inclusion91 decks242 decks
8%synergy
Raffine's Tower
38%inclusion3 decks8 decks
14%synergy
Morphic Pool
38%inclusion3 decks8 decks
14%synergy
Training Center
38%inclusion3 decks8 decks
13%synergy
Spectator Seating
35%inclusion84 decks242 decks
12%synergy
Battlefield Forge
33%inclusion81 decks242 decks
5%synergy
Isolated Chapel
33%inclusion80 decks242 decks
-1%synergy
Dragonskull Summit
33%inclusion80 decks242 decks
-2%synergy
Clifftop Retreat
33%inclusion80 decks242 decks
-2%synergy
Drossforge Bridge
32%inclusion77 decks242 decks
29%synergy
Goldmire Bridge
31%inclusion75 decks242 decks
27%synergy
Spire of Industry
30%inclusion72 decks242 decks
27%synergy
Rustvale Bridge
29%inclusion70 decks242 decks
23%synergy
Sulfurous Springs
28%inclusion67 decks242 decks
4%synergy
Smoldering Marsh
22%inclusion54 decks242 decks
-11%synergy
Evolving Wilds
18%inclusion44 decks242 decks
-2%synergy
Plateau
16%inclusion39 decks242 decks
4%synergy
Scrubland
16%inclusion39 decks242 decks
3%synergy
Badlands
15%inclusion37 decks242 decks
2%synergy
Sundown Pass
14%inclusion35 decks242 decks
-1%synergy
City of Brass
14%inclusion34 decks242 decks
6%synergy
Shattered Landscape
14%inclusion32 decks229 decks
6%synergy
Haunted Ridge
14%inclusion33 decks242 decks
-3%synergy
Terramorphic Expanse
13%inclusion32 decks242 decks
-2%synergy
Shattered Sanctum
12%inclusion30 decks242 decks
-3%synergy
Path of Ancestry
12%inclusion29 decks242 decks
-10%synergy
Mana Confluence
11%inclusion27 decks242 decks
4%synergy
Raucous Theater
11%inclusion26 decks242 decks
1%synergy
Temple of Silence
11%inclusion26 decks242 decks
-6%synergy
Blazemire Verge
11%inclusion22 decks209 decks
0%synergy
Temple of Triumph
10%inclusion25 decks242 decks
-6%synergy
The Mycosynth Gardens
10%inclusion24 decks242 decks
8%synergy
Fetid Heath
10%inclusion24 decks242 decks
-4%synergy
Orzhov Basilica
10%inclusion24 decks242 decks
-4%synergy