Grenzo, Dungeon Warden + Kiki-Jiki, Mirror Breaker + Swiftgear Drake + Ashnod's Altar

Grenzo, Dungeon Warden
Kiki-Jiki, Mirror Breaker
Swiftgear Drake
Ashnod's Altar

Requires
Grenzo, Dungeon Warden must be on the battlefield. Kiki-Jiki, Mirror Breaker must be on the battlefield. Swiftgear Drake must be on the battlefield. Ashnod's Altar must be on the battlefield.
Steps
  1. Activate Kiki-Jiki by tapping it, targeting Swiftgear Drake.
  2. Holding priority, activate Ashnod's Altar by sacrificing Kiki-Jiki, adding .
  3. Resolve the Kiki-Jiki ability, creating a token copy of Swiftgear Drake.
  4. When the Swiftgear Drake token enters the batlefield, it triggers, putting Kiki-Jiki on the bottom of your library from your graveyard.
  5. Activate Grenzo by paying 2, putting Kiki-Jiki into your graveyard from the bottom of your library, and then putting it onto the battlefield.
  6. Repeat.
Results
Infinite colorless mana. Infinite creature tokens with haste. Infinite death triggers. Infinite ETB. Infinite LTB. Infinite sacrifice triggers. Infinite self-mill.

Grenzo, Dungeon Warden
0.76% of 3286 decks 25 decks
High Synergy Cards
Barkform Harvester
100% of 7 decks +98% synergy
Tel-Jilad Stylus
84% of 25 decks +83% synergy
The Cauldron of Eternity
84% of 25 decks +82% synergy
Junktroller
80% of 25 decks +79% synergy
Hoverstone Pilgrim
80% of 15 decks +79% synergy
Heartstone
80% of 25 decks +78% synergy
Siege-Gang Commander
80% of 25 decks +77% synergy
Workhorse
72% of 25 decks +71% synergy
Viscera Seer
76% of 25 decks +65% synergy
Murderous Redcap
68% of 25 decks +64% synergy
Top Cards
Krenko, Mob Boss
68% of 25 decks +64% synergy
Solemn Simulacrum
68% of 25 decks +45% synergy
Epitaph Golem
64% of 25 decks +63% synergy
Priest of Gix
64% of 25 decks +62% synergy
Gray Merchant of Asphodel
64% of 25 decks +54% synergy
Priest of Urabrask
60% of 25 decks +58% synergy
Volcanic Spite
58% of 19 decks +57% synergy
Sling-Gang Lieutenant
56% of 25 decks +53% synergy
Skirk Prospector
56% of 25 decks +51% synergy
Palladium Myr
52% of 25 decks +51% synergy
Creatures
Ravenous Chupacabra
52% of 25 decks +49% synergy
Meteor Golem
52% of 25 decks +49% synergy
Bronze Walrus
48% of 25 decks +47% synergy
Duplicant
48% of 25 decks +47% synergy
Mad Auntie
48% of 25 decks +46% synergy
Pitiless Plunderer
48% of 25 decks +38% synergy
Beetleback Chief
44% of 25 decks +43% synergy
Goblin Warchief
44% of 25 decks +42% synergy
Goblin Matron
44% of 25 decks +41% synergy
Zulaport Cutthroat
44% of 25 decks +34% synergy
Anger
44% of 25 decks +30% synergy
Warren Soultrader
43% of 7 decks +34% synergy
Clone Shell
40% of 25 decks +40% synergy
Leaden Myr
40% of 25 decks +38% synergy
Pawn of Ulamog
40% of 25 decks +37% synergy
Emrakul's Hatcher
36% of 25 decks +35% synergy
Zealous Conscripts
36% of 25 decks +34% synergy
Iron Myr
36% of 25 decks +34% synergy
Crypt Ghast
36% of 25 decks +33% synergy
Goblin Engineer
36% of 25 decks +31% synergy
Plaguecrafter
36% of 25 decks +29% synergy
Tomb Trawler
33% of 9 decks +32% synergy
Canal Dredger
32% of 25 decks +32% synergy
Reito Sentinel
32% of 25 decks +32% synergy
Warteye Witch
32% of 25 decks +31% synergy
Goblin Chieftain
32% of 25 decks +30% synergy
Murderous Rider
32% of 25 decks +29% synergy
Burnished Hart
32% of 25 decks +24% synergy
Dockside Extortionist
32% of 25 decks +18% synergy
Munitions Expert
28% of 25 decks +26% synergy
Metallic Mimic
28% of 25 decks +26% synergy
Goblin Trashmaster
28% of 25 decks +26% synergy
Goblin Welder
28% of 25 decks +25% synergy
Woe Strider
28% of 25 decks +25% synergy
Krenko, Tin Street Kingpin
28% of 25 decks +23% synergy
Chainer, Nightmare Adept
28% of 25 decks +18% synergy
Threefold Thunderhulk
27% of 15 decks +25% synergy
Pilgrim's Eye
24% of 25 decks +23% synergy
Deathbringer Thoctar
24% of 25 decks +23% synergy
Rundvelt Hordemaster
24% of 25 decks +23% synergy
Ornithopter of Paradise
24% of 25 decks +21% synergy
Shriekmaw
24% of 25 decks +20% synergy
Imperial Recruiter
24% of 25 decks +17% synergy
Marionette Master
24% of 25 decks +15% synergy
Fell Horseman
20% of 15 decks +20% synergy
Moggcatcher
20% of 25 decks +20% synergy
Balthor the Defiled
20% of 25 decks +19% synergy
Dimir House Guard
20% of 25 decks +19% synergy
Hobgoblin Bandit Lord
20% of 25 decks +19% synergy
Frogtosser Banneret
20% of 25 decks +18% synergy
Instants
Fire Prophecy
44% of 25 decks +43% synergy
Valakut Awakening
44% of 25 decks +35% synergy
Chaos Warp
44% of 25 decks -6% synergy
Terminate
28% of 25 decks -14% synergy
Deflecting Swat
20% of 25 decks +0% synergy
Pyroblast
12% of 25 decks +2% synergy
Bedevil
12% of 25 decks -26% synergy
Rakdos Charm
12% of 25 decks -30% synergy
Sorceries
Into the Fire
45% of 20 decks +43% synergy
Faithless Looting
28% of 25 decks -1% synergy
Sinister Waltz
20% of 25 decks +17% synergy
Dread Return
20% of 25 decks +15% synergy
Demonic Tutor
20% of 25 decks -0% synergy
Feed the Swarm
20% of 25 decks -28% synergy
Blasphemous Act
20% of 25 decks -29% synergy
Doomsday
16% of 25 decks +15% synergy
Read the Bones
16% of 25 decks +0% synergy
Vandalblast
16% of 25 decks -14% synergy
Reanimate
12% of 25 decks -7% synergy
Utility Artifacts
Desecrated Tomb
40% of 25 decks +39% synergy
Reito Lantern
36% of 25 decks +35% synergy
Teferi's Puzzle Box
36% of 25 decks +35% synergy
Soldevi Digger
24% of 25 decks +24% synergy
Crystal Ball
24% of 25 decks +23% synergy
Lightning Greaves
24% of 25 decks -10% synergy
Phyrexian Altar
20% of 25 decks +14% synergy
Darksteel Pendant
16% of 25 decks +16% synergy
Cloak and Dagger
16% of 25 decks +16% synergy
Conjurer's Bauble
12% of 25 decks +12% synergy
Nim Deathmantle
12% of 25 decks +11% synergy
Panharmonicon
12% of 25 decks +11% synergy
Skullclamp
12% of 25 decks +1% synergy
Swiftfoot Boots
12% of 25 decks -20% synergy
Enchantments
Braid of Fire
32% of 25 decks +31% synergy
Goblin Bombardment
28% of 25 decks +17% synergy
Mindmoil
20% of 25 decks +20% synergy
Shadows of the Past
12% of 25 decks +11% synergy
Thran Vigil
12% of 25 decks +11% synergy
Utility Lands
Zhalfirin Void
60% of 25 decks +58% synergy
Urborg, Tomb of Yawgmoth
36% of 25 decks +16% synergy
Buried Ruin
28% of 25 decks +24% synergy
Cabal Coffers
24% of 25 decks +13% synergy
Phyrexian Tower
20% of 25 decks +10% synergy
Bojuka Bog
20% of 25 decks -17% synergy
Nykthos, Shrine to Nyx
16% of 25 decks +14% synergy
Isolated Watchtower
12% of 25 decks +12% synergy
Inventors' Fair
12% of 25 decks +10% synergy
Maze of Ith
12% of 25 decks +10% synergy
Vault of Whispers
12% of 25 decks +8% synergy
Great Furnace
12% of 25 decks +8% synergy
Sokenzan, Crucible of Defiance
12% of 25 decks +6% synergy
Ancient Tomb
12% of 25 decks +0% synergy
Mana Artifacts
Sol Ring
88% of 25 decks +1% synergy
Thran Turbine
44% of 25 decks +43% synergy
Rakdos Signet
40% of 25 decks -24% synergy
Arcane Signet
28% of 25 decks -55% synergy
Vessel of Endless Rest
20% of 25 decks +20% synergy
Seer's Lantern
12% of 25 decks +12% synergy
Lands
Command Tower
88% of 25 decks +2% synergy
Temple of Malice
72% of 25 decks +37% synergy
Blood Crypt
52% of 25 decks +7% synergy
Smoldering Marsh
52% of 25 decks -12% synergy
Dragonskull Summit
48% of 25 decks -9% synergy
Luxury Suite
44% of 25 decks +3% synergy
Graven Cairns
40% of 25 decks +15% synergy
Foreboding Ruins
40% of 25 decks -6% synergy
Bloodstained Mire
36% of 25 decks +7% synergy
Crystal Grotto
32% of 25 decks +31% synergy
Sulfurous Springs
32% of 25 decks -10% synergy
The Grey Havens
29% of 17 decks +29% synergy
Badlands
24% of 25 decks +11% synergy
Haunted Ridge
24% of 25 decks -9% synergy
Rakdos Carnarium
24% of 25 decks -13% synergy
Path of Ancestry
20% of 25 decks +5% synergy
Evolving Wilds
20% of 25 decks -2% synergy
Canyon Slough
16% of 25 decks -1% synergy
Blightstep Pathway
16% of 25 decks -10% synergy
Exotic Orchard
16% of 25 decks -15% synergy
Shadowblood Ridge
16% of 25 decks -17% synergy
Tainted Peak
16% of 25 decks -22% synergy
Study Hall
12% of 25 decks +12% synergy
Opal Palace
12% of 25 decks +10% synergy
Blackcleave Cliffs
12% of 25 decks -4% synergy
Bloodfell Caves
12% of 25 decks -6% synergy
Myriad Landscape
12% of 25 decks -13% synergy