Lagrella, the Magpie + Karmic Guide + Preston, the Vanisher + Essence Flux

Lagrella, the Magpie
Karmic Guide
Preston, the Vanisher
Essence Flux

Requires
Lagrella, the Magpie must be on the battlefield. Karmic Guide must be on the battlefield. Preston, the Vanisher must be on the battlefield. Essence Flux must be in hand. Mana needed:
Steps
  1. Cast Essence Flux by paying , blinking Lagrella.
  2. When Lagrella enters the battlefield, it and Preston triggers.
  3. Resolve the Lagrella trigger, exiling Karmic Guide until Lagrella leaves the battlefield.
  4. Resolve the Preston trigger, creating a token copy of Lagrella that is a 0/1 Illusion.
  5. Put the nontoken Lagrella into your graveyard due to the legend rule.
  6. If Lagrella is your commander, choose not to return it to the command zone from your graveyard.
  7. When Lagrella leaves the battlefield, Karmic Guide is returned to the battlefield from exile.
  8. Karmic Guide, Lagrella and Preston each trigger.
  9. Resolve the Preston trigger, creating a token copy of Karmic Guide that is a 0/1 Illusion.
  10. When the Karmic Guide token enters the battlefield, it triggers, choosing to return nothing to the battlefield.
  11. Resolve the Lagrella trigger, putting two +1/+1 counters on the nontoken Karmic Guide.
  12. Resolve the Karmic Guide trigger from step 8, returning Lagrella from your graveyard to the battlefield.
  13. Repeat from step 2.
Results
Infinite creature tokens. Infinite death triggers. Infinite ETB. Infinite LTB.

Lagrella, the Magpie
7.74% of 1602 decks 124 decks
Atraxa, Grand Unifier
0.03% of 14883 decks 5 decks
Galadriel, Light of Valinor
0.04% of 9839 decks 4 decks
Amareth, the Lustrous
0.15% of 1375 decks 2 decks
Derevi, Empyrial Tactician
0.02% of 8142 decks 2 decks
Garth One-Eye
0.02% of 4242 decks 1 decks
Mr. Foxglove
0.04% of 2657 decks 1 decks
Ishai, Ojutai Dragonspeaker // Kodama of the East Tree
0.22% of 461 decks 1 decks
High Synergy Cards
Ephemerate
100% of 140 decks +94% synergy
Cloudshift
90% of 140 decks +87% synergy
Soulherder
89% of 140 decks +84% synergy
Coiling Oracle
88% of 140 decks +81% synergy
Yarok, the Desecrated
83% of 6 decks +80% synergy
Charming Prince
82% of 140 decks +80% synergy
Panharmonicon
84% of 140 decks +80% synergy
Ravenous Chupacabra
83% of 6 decks +79% synergy
Aether Channeler
81% of 140 decks +79% synergy
Abdel Adrian, Gorion's Ward
79% of 140 decks +78% synergy
Top Cards
Eternal Witness
91% of 140 decks +71% synergy
Teleportation Circle
81% of 140 decks +77% synergy
Eerie Interlude
80% of 140 decks +76% synergy
Ghostly Flicker
79% of 140 decks +74% synergy
Thassa, Deep-Dwelling
77% of 140 decks +74% synergy
Momentary Blink
76% of 140 decks +73% synergy
Mulldrifter
76% of 140 decks +71% synergy
Peregrine Drake
76% of 140 decks +72% synergy
Swords to Plowshares
75% of 140 decks +12% synergy
Restoration Angel
74% of 140 decks +72% synergy
Game Changers
Cyclonic Rift
22% of 140 decks -5% synergy
Smothering Tithe
12% of 140 decks -12% synergy
Fierce Guardianship
11% of 140 decks -7% synergy
Rhystic Study
10% of 140 decks -17% synergy
Mystical Tutor
8% of 140 decks -7% synergy
Enlightened Tutor
8% of 140 decks -9% synergy
Creatures
Wood Elves
73% of 140 decks +66% synergy
Felidar Guardian
71% of 140 decks +69% synergy
Yorion, Sky Nomad
69% of 140 decks +67% synergy
Glorious Protector
67% of 140 decks +66% synergy
Baleful Strix
67% of 6 decks +54% synergy
Farhaven Elf
66% of 140 decks +63% synergy
Elesh Norn, Mother of Machines
66% of 140 decks +62% synergy
Wall of Blossoms
64% of 140 decks +63% synergy
Dour Port-Mage
61% of 54 decks +59% synergy
Knight of Autumn
61% of 140 decks +59% synergy
Wall of Omens
61% of 140 decks +58% synergy
Spirited Companion
61% of 140 decks +57% synergy
Archaeomancer
59% of 140 decks +55% synergy
Venser, Shaper Savant
57% of 140 decks +55% synergy
Cloudblazer
56% of 140 decks +54% synergy
Displacer Kitten
56% of 140 decks +51% synergy
Reflector Mage
54% of 140 decks +52% synergy
Flickerwisp
53% of 140 decks +51% synergy
Fiend Hunter
52% of 140 decks +51% synergy
Sun Titan
51% of 140 decks +42% synergy
Elvish Visionary
51% of 140 decks +49% synergy
Ertai Resurrected
50% of 6 decks +47% synergy
Brago, King Eternal
49% of 140 decks +46% synergy
Reclamation Sage
48% of 140 decks +38% synergy
Clifftop Lookout
44% of 54 decks +43% synergy
Emiel the Blessed
41% of 140 decks +38% synergy
Loran of the Third Path
41% of 140 decks +34% synergy
Delney, Streetwise Lookout
40% of 83 decks +36% synergy
Solemn Simulacrum
39% of 140 decks +25% synergy
Deadeye Navigator
34% of 140 decks +32% synergy
Skyclave Apparition
34% of 140 decks +31% synergy
Agent of Treachery
32% of 140 decks +30% synergy
Werefox Bodyguard
30% of 106 decks +30% synergy
Risen Reef
26% of 140 decks +24% synergy
Acidic Slime
25% of 140 decks +21% synergy
Topiary Stomper
24% of 140 decks +21% synergy
Thragtusk
22% of 140 decks +22% synergy
Reveillark
22% of 140 decks +20% synergy
Gruff Triplets
22% of 106 decks +21% synergy
Witch Enchanter
21% of 63 decks +14% synergy
Plagon, Lord of the Beach
19% of 31 decks +19% synergy
Mystic Snake
19% of 140 decks +18% synergy
Noble Hierarch
19% of 140 decks +3% synergy
Lumbering Battlement
19% of 140 decks +18% synergy
Timeless Witness
19% of 140 decks +16% synergy
Pond Prophet
19% of 54 decks +17% synergy
Birds of Paradise
18% of 140 decks -9% synergy
Galadriel, Light of Valinor
17% of 100 decks +15% synergy
Yannik, Scavenging Sentinel
16% of 140 decks +16% synergy
Avenger of Zendikar
16% of 140 decks +7% synergy
Instants
Lae'zel's Acrobatics
60% of 140 decks +58% synergy
Displace
55% of 140 decks +53% synergy
Counterspell
53% of 140 decks +10% synergy
Path to Exile
51% of 140 decks +4% synergy
Semester's End
39% of 140 decks +37% synergy
Beast Within
37% of 140 decks -0% synergy
Scrollshift
22% of 129 decks +22% synergy
Flicker of Fate
22% of 140 decks +21% synergy
Eladamri's Call
22% of 140 decks +12% synergy
Generous Gift
21% of 140 decks -4% synergy
Dovin's Veto
20% of 140 decks +2% synergy
Teferi's Protection
16% of 140 decks -3% synergy
Worldly Tutor
15% of 140 decks +1% synergy
Arcane Denial
15% of 140 decks -5% synergy
An Offer You Can't Refuse
15% of 140 decks -6% synergy
Swan Song
13% of 140 decks -4% synergy
Planar Incision
12% of 140 decks +11% synergy
Heroic Intervention
12% of 140 decks -18% synergy
Ghostway
11% of 140 decks +10% synergy
Theoretical Duplication
9% of 140 decks +8% synergy
Blur
9% of 140 decks +7% synergy
Chord of Calling
9% of 140 decks +3% synergy
Negate
9% of 140 decks -14% synergy
Cosmic Rebirth
8% of 121 decks +6% synergy
Teferi's Time Twist
7% of 140 decks +6% synergy
Slip On the Ring
7% of 119 decks +6% synergy
Mana Drain
6% of 140 decks -9% synergy
Disorder in the Court
6% of 140 decks +4% synergy
Getaway Glamer
6% of 72 decks +5% synergy
Sorceries
Farseek
60% of 140 decks +26% synergy
Rampant Growth
49% of 140 decks +14% synergy
Nature's Lore
48% of 140 decks +16% synergy
Cultivate
40% of 140 decks -5% synergy
Another Round
31% of 72 decks +29% synergy
Farewell
23% of 140 decks +10% synergy
Three Visits
22% of 140 decks -2% synergy
Kodama's Reach
22% of 140 decks -9% synergy
Supreme Verdict
18% of 140 decks +4% synergy
Against All Odds
11% of 140 decks +10% synergy
Bala Ged Recovery
10% of 140 decks +1% synergy
Austere Command
10% of 140 decks -3% synergy
Neoform
9% of 140 decks +4% synergy
Time Wipe
9% of 140 decks +3% synergy
Wargate
8% of 140 decks +5% synergy
Finale of Devastation
6% of 140 decks -2% synergy
Utility Artifacts
Conjurer's Closet
54% of 140 decks +52% synergy
Altar of the Brood
23% of 140 decks +22% synergy
Unidentified Hovership
17% of 41 decks +16% synergy
Sword of Hearth and Home
11% of 140 decks +9% synergy
The Ozolith
9% of 140 decks +5% synergy
The Great Henge
9% of 140 decks -1% synergy
Strionic Resonator
6% of 140 decks +3% synergy
Swiftfoot Boots
6% of 140 decks -22% synergy
Enchantments
Guardian Project
64% of 140 decks +56% synergy
Virtue of Knowledge
60% of 108 decks +58% synergy
Candlekeep Sage
49% of 140 decks +49% synergy
Aura Shards
44% of 140 decks +36% synergy
They Came from the Pipes
17% of 41 decks +16% synergy
Blessed Sanctuary
11% of 140 decks +11% synergy
Mystic Remora
11% of 140 decks -6% synergy
Touch the Spirit Realm
9% of 140 decks +7% synergy
Sylvan Library
6% of 140 decks -5% synergy
Far Traveler
6% of 140 decks +5% synergy
Planeswalkers
Aminatou, the Fateshifter
50% of 6 decks +47% synergy
The Eternal Wanderer
31% of 140 decks +28% synergy
Venser, the Sojourner
14% of 140 decks +13% synergy
Utility Lands
Reliquary Tower
65% of 140 decks +35% synergy
Otawara, Soaring City
21% of 140 decks +5% synergy
Boseiju, Who Endures
21% of 140 decks +2% synergy
Yavimaya, Cradle of Growth
16% of 140 decks +7% synergy
Alchemist's Refuge
12% of 140 decks +6% synergy
Mystic Sanctuary
12% of 140 decks +0% synergy
Eiganjo, Seat of the Empire
7% of 140 decks -1% synergy
Mana Artifacts
Sol Ring
83% of 140 decks -1% synergy
Arcane Signet
81% of 140 decks +9% synergy
Azorius Signet
36% of 140 decks +11% synergy
Simic Signet
30% of 140 decks +16% synergy
Thought Vessel
12% of 140 decks -5% synergy
Fellwar Stone
11% of 140 decks -10% synergy
Selesnya Signet
10% of 140 decks +2% synergy
Talisman of Unity
8% of 140 decks +0% synergy
Talisman of Curiosity
8% of 140 decks -5% synergy
Talisman of Progress
7% of 140 decks -17% synergy
Lands
Command Tower
96% of 140 decks +22% synergy
Spara's Headquarters
78% of 140 decks +48% synergy
Exotic Orchard
70% of 140 decks +34% synergy
Overgrown Tomb
67% of 6 decks +25% synergy
Breeding Pool
66% of 140 decks +26% synergy
Temple Garden
66% of 140 decks +26% synergy
Hallowed Fountain
66% of 140 decks +25% synergy
Seaside Citadel
64% of 140 decks +38% synergy
Rejuvenating Springs
64% of 140 decks +35% synergy
Glacial Fortress
62% of 140 decks +35% synergy
Prairie Stream
59% of 140 decks +25% synergy
Canopy Vista
59% of 140 decks +22% synergy
Sunpetal Grove
56% of 140 decks +32% synergy
Bountiful Promenade
56% of 140 decks +32% synergy
Sea of Clouds
56% of 140 decks +30% synergy
Yavimaya Coast
53% of 140 decks +26% synergy
Opulent Palace
50% of 6 decks +23% synergy
Godless Shrine
50% of 6 decks +10% synergy
Watery Grave
50% of 6 decks +10% synergy
Hinterland Harbor
37% of 140 decks +9% synergy
Brokers Hideout
36% of 140 decks +35% synergy
Windswept Heath
31% of 140 decks +21% synergy
Flooded Strand
31% of 140 decks +20% synergy
Evolving Wilds
29% of 140 decks +8% synergy
Deserted Beach
29% of 140 decks +12% synergy
Dreamroot Cascade
29% of 140 decks +10% synergy
Overgrown Farmland
28% of 140 decks +12% synergy
Misty Rainforest
27% of 140 decks +16% synergy
Adarkar Wastes
26% of 140 decks +7% synergy
Brushland
24% of 140 decks +8% synergy
Tranquil Landscape
24% of 62 decks +14% synergy
Hedge Maze
23% of 83 decks +12% synergy
Meticulous Archive
20% of 83 decks +12% synergy
Lush Portico
20% of 83 decks +11% synergy
Tangled Islet
20% of 140 decks +13% synergy
Fabled Passage
16% of 140 decks +7% synergy
Path of Ancestry
15% of 140 decks -7% synergy
Simic Growth Chamber
14% of 140 decks -6% synergy
Arctic Treeline
12% of 140 decks +9% synergy
Radiant Grove
12% of 140 decks +7% synergy
Rimewood Falls
11% of 140 decks +7% synergy
Azorius Chancery
11% of 140 decks -3% synergy
Branchloft Pathway
11% of 140 decks +3% synergy
Savannah
11% of 140 decks -2% synergy
Temple of Enlightenment
11% of 140 decks -6% synergy
Hengegate Pathway
10% of 140 decks +3% synergy
Tundra
10% of 140 decks -4% synergy
Tropical Island
10% of 140 decks -4% synergy
Barkchannel Pathway
9% of 140 decks +1% synergy
Skycloud Expanse
9% of 140 decks -4% synergy