Lagrella, the Magpie + Sun Titan + Ashnod's Altar

Lagrella, the Magpie
Sun Titan
Ashnod's Altar

Requires
Lagrella, the Magpie must be in hand, or in the command zone. Sun Titan must be on the battlefield. Ashnod's Altar 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. When Lagrella enters the battlefield, it triggers, exiling Sun Titan until Lagrella leaves the battlefield.
  3. Activate Ashnod's Altar by sacrificing Lagrella, adding .
  4. If Lagrella is your commander, choose not to return it to the command zone from your graveyard.
  5. When Lagrella leaves the battlefield, Sun Titan is returned to the battlefield from exile.
  6. When Sun Titan enters the battlefield, it and Lagrella triggers.
  7. Resolve the Lagrella trigger, putting two +1/+1 counters on Sun Titan.
  8. Resolve the Sun Titan trigger, returning Lagrella from your graveyard to the battlefield.
  9. Repeat from step 2.
Results
Infinite colorless mana. Infinite death triggers. Infinite ETB. Infinite LTB. Infinite sacrifice triggers.

Lagrella, the Magpie
0.88% of 1599 decks 14 decks
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0.07% of 7525 decks 5 decks
Kenrith, the Returned King
0.01% of 21513 decks 2 decks
Roon of the Hidden Realm
0.03% of 3233 decks 1 decks
Derevi, Empyrial Tactician
0.01% of 7409 decks 1 decks
Atraxa, Grand Unifier
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Amareth, the Lustrous
0.07% of 1410 decks 1 decks
Omnath, Locus of Creation
0.01% of 13596 decks 1 decks
High Synergy Cards
Karmic Guide
73% of 26 decks +68% synergy
Ephemerate
73% of 26 decks +67% synergy
Mulldrifter
58% of 26 decks +52% synergy
Coiling Oracle
58% of 26 decks +50% synergy
Peregrine Drake
50% of 26 decks +47% synergy
Panharmonicon
50% of 26 decks +46% synergy
Aether Channeler
48% of 23 decks +46% synergy
Fiend Hunter
46% of 26 decks +45% synergy
Felidar Guardian
42% of 26 decks +40% synergy
Cloudshift
42% of 26 decks +39% synergy
Top Cards
Eternal Witness
58% of 26 decks +37% synergy
Cultivate
50% of 26 decks +4% synergy
Swords to Plowshares
50% of 26 decks -13% synergy
Solemn Simulacrum
46% of 26 decks +32% synergy
Elesh Norn, Mother of Machines
42% of 19 decks +37% synergy
Abdel Adrian, Gorion's Ward
40% of 25 decks +39% synergy
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40% of 10 decks +37% synergy
Slip On the Ring
38% of 13 decks +37% synergy
Restoration Angel
38% of 26 decks +36% synergy
Emiel the Blessed
38% of 26 decks +35% synergy
Creatures
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100% of 3 decks +94% synergy
Dockside Extortionist
100% of 3 decks +87% synergy
Soulherder
38% of 26 decks +33% synergy
Venser, Shaper Savant
35% of 26 decks +33% synergy
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Yorion, Sky Nomad
35% of 26 decks +32% synergy
Timeless Witness
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Farhaven Elf
35% of 26 decks +31% synergy
Reclamation Sage
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Charming Prince
31% of 26 decks +29% synergy
Cloudblazer
31% of 26 decks +28% synergy
Thassa, Deep-Dwelling
31% of 26 decks +28% synergy
Brago, King Eternal
31% of 26 decks +27% synergy
Acidic Slime
31% of 26 decks +27% synergy
Spirited Companion
31% of 26 decks +27% synergy
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31% of 26 decks +24% synergy
Tough Cookie
27% of 11 decks +26% synergy
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27% of 11 decks +24% synergy
Glorious Protector
27% of 26 decks +26% synergy
Reveillark
27% of 26 decks +25% synergy
Deadeye Navigator
27% of 26 decks +25% synergy
Knight of Autumn
27% of 26 decks +24% synergy
Displacer Kitten
24% of 25 decks +18% synergy
Preston, the Vanisher
24% of 21 decks +23% synergy
Prime Speaker Vannifar
23% of 26 decks +22% synergy
Reflector Mage
23% of 26 decks +21% synergy
Flickerwisp
23% of 26 decks +21% synergy
Elvish Visionary
23% of 26 decks +21% synergy
Meteor Golem
23% of 26 decks +21% synergy
Wall of Omens
23% of 26 decks +20% synergy
Archaeomancer
23% of 26 decks +19% synergy
Peregrin Took
23% of 13 decks +18% synergy
Loran of the Third Path
23% of 22 decks +15% synergy
Eldrazi Displacer
19% of 26 decks +18% synergy
Skyclave Apparition
19% of 26 decks +16% synergy
Temur Sabertooth
19% of 26 decks +15% synergy
Avacyn's Pilgrim
19% of 26 decks +4% synergy
Noble Hierarch
19% of 26 decks +3% synergy
Sakura-Tribe Elder
19% of 26 decks +1% synergy
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19% of 26 decks -8% synergy
Urza, Prince of Kroog
18% of 22 decks +15% synergy
Graaz, Unstoppable Juggernaut
18% of 17 decks +17% synergy
Wing Splicer
15% of 26 decks +15% synergy
Stonehorn Dignitary
15% of 26 decks +15% synergy
Cataclysmic Gearhulk
15% of 26 decks +15% synergy
Blade Splicer
15% of 26 decks +14% synergy
Foundation Breaker
15% of 26 decks +14% synergy
Prosperous Innkeeper
15% of 26 decks +13% synergy
Glasspool Mimic
15% of 26 decks +12% synergy
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15% of 26 decks +12% synergy
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Momentary Blink
35% of 26 decks +32% synergy
Eerie Interlude
35% of 26 decks +30% synergy
Ghostly Flicker
35% of 26 decks +30% synergy
Counterspell
35% of 26 decks -8% synergy
Essence Flux
31% of 26 decks +29% synergy
Displace
23% of 26 decks +21% synergy
Path to Exile
23% of 26 decks -22% synergy
Cosmic Intervention
19% of 26 decks +18% synergy
Flicker of Fate
19% of 26 decks +18% synergy
Eladamri's Call
19% of 26 decks +8% synergy
Dovin's Veto
19% of 26 decks -0% synergy
Arcane Denial
19% of 26 decks -0% synergy
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19% of 26 decks -1% synergy
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19% of 26 decks -4% synergy
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Lae'zel's Acrobatics
16% of 25 decks +14% synergy
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15% of 26 decks +15% synergy
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Frantic Search
15% of 26 decks +3% synergy
Masterful Replication
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Faithful Mending
12% of 26 decks +9% synergy
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Heroic Intervention
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31% of 26 decks +20% synergy
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Brushland
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Hinterland Harbor
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Overgrown Farmland
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15% of 26 decks +15% synergy
Treva's Ruins
15% of 26 decks +14% synergy
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15% of 26 decks +9% synergy
Barkchannel Pathway
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Temple of Plenty
15% of 26 decks +2% synergy
Selesnya Sanctuary
15% of 26 decks +1% synergy
Port Town
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12% of 26 decks +11% synergy
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12% of 26 decks +11% synergy
Forbidden Orchard
12% of 26 decks +9% synergy
Arctic Treeline
12% of 26 decks +8% synergy
Rimewood Falls
12% of 26 decks +6% synergy
Thornwood Falls
12% of 26 decks +4% synergy
Fabled Passage
12% of 26 decks +2% synergy
Arid Mesa
12% of 26 decks +1% synergy