Lagrella, the Magpie + Yannik, Scavenging Sentinel + Phantom Steed

Lagrella, the Magpie
Yannik, Scavenging Sentinel
Phantom Steed

Requires
Lagrella, the Magpie must be in hand, or in the command zone. Yannik, Scavenging Sentinel must be in exile (exiled by Phantom Steed). Phantom Steed must be on the battlefield. Mana needed: plus enough mana to pay for commander tax, if applicable
Steps
  1. Cast Lagrella by paying and commander tax, if applicable.
  2. Lagrella enters the battlefield, exiling Phantom Steed.
  3. Phantom Steed leaves the battlefield, causing Yannik to be returned to the battlefield from exile.
  4. Yannik enters the battlefield, exiling Lagrella and distributing two +1/+1 counters among any number of target creatures.
  5. If Lagrella is your commander, choose not to return it to the command zone.
  6. Lagrella leaves the battlefield, causing Phantom Steed to be returned to the battlefield from exile with two +1/+1 counters on it.
  7. Phantom Steed enters the battlefield, exiling Yannik.
  8. Yannik leaves the battlefield, causing Lagrella to be returned to the battlefield from exile.
  9. Repeat from step 2.
Results
Infinite +1/+1 counters. Infinite ETB. Infinite LTB.

Lagrella, the Magpie
6.49% of 1603 decks 104 decks
Jodah, Archmage Eternal
0.05% of 8024 decks 4 decks
Atraxa, Grand Unifier
0.01% of 14880 decks 2 decks
Roon of the Hidden Realm
0.06% of 3161 decks 2 decks
Reaper King
0.02% of 5519 decks 1 decks
Omnath, Locus of All
0.01% of 13642 decks 1 decks
High Synergy Cards
Changeling Berserker
100% of 6 decks +100% synergy
Glorious Protector
90% of 114 decks +89% synergy
Dour Port-Mage
91% of 11 decks +86% synergy
Izzet Chronarch
83% of 6 decks +83% synergy
Invert // Invent
83% of 6 decks +83% synergy
Ardent Elementalist
83% of 6 decks +83% synergy
Abdel Adrian, Gorion's Ward
82% of 114 decks +81% synergy
Fiend Hunter
82% of 114 decks +81% synergy
Rattleclaw Mystic
83% of 6 decks +80% synergy
Werefox Bodyguard
76% of 54 decks +75% synergy
Top Cards
Soulherder
76% of 114 decks +71% synergy
Countersquall
75% of 8 decks +73% synergy
Restoration Angel
74% of 114 decks +71% synergy
Lumbering Battlement
71% of 114 decks +71% synergy
Felidar Guardian
69% of 114 decks +67% synergy
Ephemerate
69% of 114 decks +63% synergy
Returned Pastcaller
67% of 6 decks +67% synergy
Revolutionist
67% of 6 decks +66% synergy
Clifftop Lookout
67% of 15 decks +64% synergy
Coiling Oracle
66% of 114 decks +58% synergy
Creatures
Faceless Butcher
62% of 8 decks +62% synergy
Possessed Skaab
62% of 8 decks +62% synergy
Farhaven Elf
57% of 114 decks +53% synergy
Wormfang Drake
56% of 114 decks +56% synergy
Eternal Witness
56% of 114 decks +36% synergy
Aether Channeler
52% of 107 decks +50% synergy
Mulldrifter
52% of 114 decks +46% synergy
Peregrine Drake
46% of 114 decks +43% synergy
Elvish Visionary
46% of 114 decks +44% synergy
Suture Priest
46% of 114 decks +42% synergy
Wood Elves
44% of 114 decks +37% synergy
Cloudblazer
42% of 114 decks +39% synergy
Preston, the Vanisher
41% of 90 decks +40% synergy
Reflector Mage
40% of 114 decks +39% synergy
Knight of Autumn
40% of 114 decks +38% synergy
Spirited Companion
39% of 114 decks +35% synergy
Lonis, Cryptozoologist
39% of 114 decks +37% synergy
Reclamation Sage
38% of 114 decks +27% synergy
Pond Prophet
38% of 16 decks +34% synergy
Wall of Omens
35% of 114 decks +32% synergy
Archaeomancer
35% of 114 decks +31% synergy
Wall of Blossoms
34% of 114 decks +33% synergy
Charming Prince
34% of 114 decks +32% synergy
Elesh Norn, Mother of Machines
34% of 86 decks +29% synergy
Risen Reef
33% of 114 decks +30% synergy
Karmic Guide
33% of 114 decks +29% synergy
Venser, Shaper Savant
32% of 114 decks +30% synergy
Champion of Lambholt
32% of 114 decks +25% synergy
Dreamdew Entrancer
31% of 16 decks +28% synergy
Mirror Image
30% of 114 decks +29% synergy
Flickerwisp
29% of 114 decks +27% synergy
Changeling Hero
27% of 114 decks +27% synergy
Skyclave Apparition
26% of 114 decks +23% synergy
Sage's Row Denizen
25% of 114 decks +25% synergy
Solemn Simulacrum
25% of 114 decks +11% synergy
Acidic Slime
25% of 114 decks +21% synergy
Soul of the Harvest
23% of 114 decks +20% synergy
Timeless Witness
23% of 114 decks +20% synergy
Clone
22% of 114 decks +21% synergy
Yorion, Sky Nomad
22% of 114 decks +20% synergy
Prosperous Innkeeper
22% of 114 decks +19% synergy
Thassa, Deep-Dwelling
22% of 114 decks +19% synergy
Emiel the Blessed
22% of 114 decks +18% synergy
Radiant Solar
21% of 114 decks +20% synergy
Glasspool Mimic
21% of 114 decks +18% synergy
Topiary Stomper
21% of 114 decks +17% synergy
Sun Titan
21% of 114 decks +11% synergy
Witch Enchanter
21% of 24 decks +11% synergy
Displacer Kitten
20% of 114 decks +15% synergy
Loran of the Third Path
20% of 97 decks +12% synergy
Instants
Cloudshift
56% of 114 decks +53% synergy
Swords to Plowshares
54% of 114 decks -8% synergy
Momentary Blink
51% of 114 decks +48% synergy
Ghostly Flicker
48% of 114 decks +43% synergy
Negate
39% of 114 decks +17% synergy
Essence Flux
37% of 114 decks +35% synergy
Eerie Interlude
37% of 114 decks +33% synergy
Theoretical Duplication
35% of 114 decks +34% synergy
Counterspell
35% of 114 decks -8% synergy
Beast Within
31% of 114 decks -8% synergy
Flicker of Fate
26% of 114 decks +25% synergy
Lae'zel's Acrobatics
25% of 114 decks +24% synergy
Path to Exile
25% of 114 decks -21% synergy
Generous Gift
23% of 114 decks -3% synergy
Displace
22% of 114 decks +20% synergy
Scrollshift
19% of 64 decks +18% synergy
Planar Incision
16% of 114 decks +14% synergy
Rite of Harmony
16% of 114 decks +13% synergy
Eladamri's Call
16% of 114 decks +5% synergy
Worldly Tutor
16% of 114 decks +2% synergy
An Offer You Can't Refuse
16% of 114 decks -5% synergy
Semester's End
15% of 114 decks +13% synergy
Cosmic Rebirth
15% of 62 decks +12% synergy
Ghostway
12% of 114 decks +11% synergy
Dovin's Veto
12% of 114 decks -7% synergy
Turn to Mist
11% of 114 decks +11% synergy
Endless Detour
11% of 114 decks +10% synergy
Teferi's Protection
11% of 114 decks -8% synergy
Blur
11% of 114 decks +9% synergy
Mystic Reflection
11% of 114 decks +9% synergy
Arcane Denial
10% of 114 decks -10% synergy
Brokers Charm
9% of 114 decks +5% synergy
Swan Song
9% of 114 decks -8% synergy
Acrobatic Maneuver
8% of 114 decks +7% synergy
Teferi's Time Twist
8% of 114 decks +7% synergy
Reality Shift
8% of 114 decks -1% synergy
Cyclonic Rift
8% of 114 decks -20% synergy
Stroke of Midnight
7% of 56 decks -5% synergy
Wash Away
7% of 114 decks +5% synergy
Nature's Claim
7% of 114 decks -2% synergy
Pongify
7% of 114 decks -5% synergy
Growth Spiral
7% of 114 decks -15% synergy
Heroic Intervention
7% of 114 decks -23% synergy
Justiciar's Portal
6% of 114 decks +6% synergy
Cosmic Intervention
6% of 114 decks +5% synergy
Memory Lapse
6% of 114 decks +5% synergy
Shared Summons
6% of 114 decks +5% synergy
Bant Charm
6% of 114 decks +2% synergy
Dispel
6% of 114 decks +2% synergy
Chord of Calling
6% of 114 decks +0% synergy
Sorceries
Diabolic Revelation
62% of 8 decks +62% synergy
Razaketh's Rite
62% of 8 decks +62% synergy
Diabolic Tutor
62% of 8 decks +56% synergy
Illicit Shipment
50% of 8 decks +50% synergy
Coveted Prize
50% of 8 decks +49% synergy
Farseek
33% of 114 decks -1% synergy
Rampant Growth
32% of 114 decks -2% synergy
Cultivate
29% of 114 decks -17% synergy
Starfall Invocation
20% of 15 decks +16% synergy
Nature's Lore
19% of 114 decks -13% synergy
Another Round
19% of 26 decks +18% synergy
Kodama's Reach
18% of 114 decks -13% synergy
Time Wipe
18% of 114 decks +11% synergy
Farewell
16% of 114 decks +2% synergy
Austere Command
12% of 114 decks -1% synergy
Three Visits
11% of 114 decks -13% synergy
Cleansing Nova
11% of 114 decks +7% synergy
Bala Ged Recovery
10% of 114 decks +1% synergy
Hallowed Respite
7% of 114 decks +7% synergy
Beck // Call
7% of 114 decks +7% synergy
Neoform
7% of 114 decks +2% synergy
Supreme Verdict
7% of 114 decks -7% synergy
Ecological Appreciation
6% of 114 decks +6% synergy
Bring to Light
5% of 114 decks +3% synergy
Against All Odds
5% of 77 decks +5% synergy
Utility Artifacts
Panharmonicon
46% of 114 decks +42% synergy
Altar of the Brood
35% of 114 decks +34% synergy
Conjurer's Closet
23% of 114 decks +21% synergy
Golden Argosy
13% of 107 decks +13% synergy
The Ozolith
10% of 114 decks +6% synergy
Mysterious Limousine
8% of 114 decks +8% synergy
Sword of Hearth and Home
7% of 114 decks +5% synergy
The Great Henge
6% of 114 decks -4% synergy
Enchantments
Teleportation Circle
43% of 114 decks +39% synergy
Candlekeep Sage
34% of 114 decks +34% synergy
Virtue of Knowledge
30% of 56 decks +27% synergy
Blessed Sanctuary
26% of 114 decks +26% synergy
Guardian Project
26% of 114 decks +18% synergy
Touch the Spirit Realm
20% of 114 decks +18% synergy
Extraordinary Journey
16% of 44 decks +15% synergy
Oblivion Ring
16% of 114 decks +15% synergy
Aura Shards
16% of 114 decks +7% synergy
Season of Growth
11% of 114 decks +9% synergy
Cathars' Crusade
11% of 114 decks +5% synergy
Far Traveler
10% of 114 decks +9% synergy
Detention Sphere
8% of 114 decks +7% synergy
Leyline of Anticipation
7% of 114 decks +3% synergy
Elemental Bond
7% of 114 decks +2% synergy
Wild Growth
6% of 114 decks -5% synergy
Resourceful Defense
5% of 114 decks +4% synergy
Defense of the Heart
5% of 114 decks +3% synergy
Grasp of Fate
5% of 114 decks +2% synergy
Smothering Tithe
5% of 114 decks -19% synergy
Rhystic Study
5% of 114 decks -22% synergy
Battles
Invasion of Arcavios
6% of 69 decks +5% synergy
Planeswalkers
The Eternal Wanderer
15% of 81 decks +11% synergy
Venser, the Sojourner
6% of 114 decks +4% synergy
Utility Lands
Reliquary Tower
35% of 114 decks +6% synergy
Alchemist's Refuge
13% of 114 decks +6% synergy
Boseiju, Who Endures
13% of 114 decks -6% synergy
Otawara, Soaring City
12% of 114 decks -5% synergy
Eiganjo, Seat of the Empire
7% of 114 decks -2% synergy
Mystic Sanctuary
6% of 114 decks -6% synergy
Scavenger Grounds
5% of 114 decks +2% synergy
Yavimaya, Cradle of Growth
5% of 114 decks -4% synergy
Mana Artifacts
Sol Ring
68% of 114 decks -17% synergy
Arcane Signet
67% of 114 decks -6% synergy
Simic Signet
25% of 114 decks +11% synergy
Azorius Signet
25% of 114 decks -0% synergy
Selesnya Signet
18% of 114 decks +10% synergy
Fellwar Stone
17% of 114 decks -4% synergy
Decanter of Endless Water
16% of 114 decks +11% synergy
Thought Vessel
16% of 114 decks -1% synergy
Talisman of Curiosity
10% of 114 decks -3% synergy
Talisman of Unity
9% of 114 decks +1% synergy
Talisman of Progress
9% of 114 decks -14% synergy
Commander's Sphere
7% of 114 decks -8% synergy
Lands
Command Tower
89% of 114 decks +16% synergy
Seaside Citadel
60% of 114 decks +34% synergy
Exotic Orchard
57% of 114 decks +21% synergy
Canopy Vista
53% of 114 decks +16% synergy
Prairie Stream
49% of 114 decks +16% synergy
Spara's Headquarters
38% of 114 decks +6% synergy
Brokers Hideout
36% of 114 decks +34% synergy
Tranquil Landscape
33% of 21 decks +17% synergy
Evolving Wilds
31% of 114 decks +10% synergy
Glacial Fortress
31% of 114 decks +5% synergy
Hinterland Harbor
31% of 114 decks +3% synergy
Sunpetal Grove
29% of 114 decks +5% synergy
Hallowed Fountain
29% of 114 decks -12% synergy
Rejuvenating Springs
28% of 114 decks -1% synergy
Temple Garden
28% of 114 decks -12% synergy
Yavimaya Coast
27% of 114 decks +1% synergy
Breeding Pool
27% of 114 decks -14% synergy
Bountiful Promenade
26% of 114 decks +2% synergy
Windswept Heath
24% of 114 decks +13% synergy
Flooded Strand
24% of 114 decks +13% synergy
Misty Rainforest
24% of 114 decks +12% synergy
Sea of Clouds
24% of 114 decks -2% synergy
Azorius Chancery
22% of 114 decks +7% synergy
Temple of Mystery
22% of 114 decks +4% synergy
Path of Ancestry
22% of 114 decks +1% synergy
Deserted Beach
21% of 114 decks +5% synergy
Dreamroot Cascade
21% of 114 decks +2% synergy
Selesnya Sanctuary
20% of 114 decks +6% synergy
Skycloud Expanse
19% of 114 decks +7% synergy
Temple of Plenty
19% of 114 decks +6% synergy
Terramorphic Expanse
19% of 114 decks +4% synergy
Overgrown Farmland
19% of 114 decks +3% synergy
Temple of Enlightenment
19% of 114 decks +3% synergy
Simic Growth Chamber
19% of 114 decks -1% synergy
Hedge Maze
19% of 32 decks +5% synergy
Krosan Verge
18% of 114 decks +16% synergy
Sungrass Prairie
18% of 114 decks +6% synergy
Port Town
18% of 114 decks +2% synergy
Myriad Landscape
18% of 114 decks -2% synergy
Idyllic Beachfront
16% of 107 decks +12% synergy
Tangled Islet
16% of 107 decks +8% synergy
Brushland
16% of 114 decks -0% synergy
Meticulous Archive
16% of 32 decks +5% synergy
Lush Portico
16% of 32 decks +4% synergy
Radiant Grove
15% of 107 decks +9% synergy
Branchloft Pathway
15% of 114 decks +7% synergy
Adarkar Wastes
15% of 114 decks -3% synergy
Fortified Village
14% of 114 decks -1% synergy
Rimewood Falls
12% of 114 decks +7% synergy
Hengegate Pathway
12% of 114 decks +5% synergy