Sliver Queen + Cathars' Crusade + Cryptic Trilobite

Sliver Queen
Cathars' Crusade
Cryptic Trilobite

Requires
Sliver Queen must be on the battlefield. Cathars' Crusade must be on the battlefield. Cryptic Trilobite must be on the battlefield. Cryptic Trilobite has at least two +1/+1 counters on it.
Steps
  1. Activate Cryptic Trilobite's first ability by removing a +1/+1 counter from it, adding that can only be spent to activate abilities.
  2. Activate Sliver Queen by paying 2, creating a 1/1 Sliver creature token.
  3. The Sliver enters the battlefield, triggering Cathars' Crusade, putting a +1/+1 counter on each creature you control.
  4. Repeat.
Results
Infinite creature tokens. Infinite ETB. Infinite +1/+1 counters.

Sliver Queen
0.14% of 1462 decks 2 decks
Ulalek, Fused Atrocity
0.01% of 10386 decks 1 decks
Creatures
Ulamog's Dreadsire
100% of 1 decks +93% synergy
Adrix and Nev, Twincasters
67% of 3 decks +65% synergy
Chatterfang, Squirrel General
67% of 3 decks +65% synergy
Basal Sliver
67% of 3 decks +64% synergy
Zirda, the Dawnwaker
67% of 3 decks +64% synergy
Biomancer's Familiar
67% of 3 decks +63% synergy
Blur Sliver
67% of 3 decks +63% synergy
Heart Sliver
67% of 3 decks +62% synergy
Manaweft Sliver
67% of 3 decks +58% synergy
Cloudshredder Sliver
67% of 3 decks +58% synergy
Gemhide Sliver
67% of 3 decks +58% synergy
Mirkwood Bats
50% of 2 decks +49% synergy
Agatha of the Vile Cauldron
50% of 2 decks +46% synergy
Deathgreeter
33% of 3 decks +33% synergy
Tidewater Minion
33% of 3 decks +33% synergy
Cordial Vampire
33% of 3 decks +33% synergy
Marrow-Gnawer
33% of 3 decks +33% synergy
Ivy Lane Denizen
33% of 3 decks +33% synergy
Piper of the Swarm
33% of 3 decks +33% synergy
Marath, Will of the Wild
33% of 3 decks +33% synergy
Scurry Oak
33% of 3 decks +33% synergy
Argothian Elder
33% of 3 decks +33% synergy
Reveillark
33% of 3 decks +33% synergy
Krenko, Mob Boss
33% of 3 decks +33% synergy
Mentor of the Meek
33% of 3 decks +33% synergy
Pitiless Plunderer
33% of 3 decks +33% synergy
Scuttling Sliver
33% of 3 decks +33% synergy
Spawnsire of Ulamog
33% of 3 decks +33% synergy
Zulaport Cutthroat
33% of 3 decks +33% synergy
Kiki-Jiki, Mirror Breaker
33% of 3 decks +33% synergy
Karmic Guide
33% of 3 decks +33% synergy
First Sliver's Chosen
33% of 3 decks +33% synergy
Ashaya, Soul of the Wild
33% of 3 decks +33% synergy
Walking Ballista
33% of 3 decks +33% synergy
Elas il-Kor, Sadistic Pilgrim
33% of 3 decks +32% synergy
Myr Moonvessel
33% of 3 decks +32% synergy
Telekinetic Sliver
33% of 3 decks +32% synergy
Dormant Sliver
33% of 3 decks +32% synergy
Laboratory Maniac
33% of 3 decks +32% synergy
Thrasios, Triton Hero
33% of 3 decks +32% synergy
Lancer Sliver
33% of 3 decks +32% synergy
Darkheart Sliver
33% of 3 decks +32% synergy
Thorncaster Sliver
33% of 3 decks +32% synergy
Urza, Lord High Artificer
33% of 3 decks +32% synergy
Sedge Sliver
33% of 3 decks +31% synergy
Ward Sliver
33% of 3 decks +31% synergy
Dregscape Sliver
33% of 3 decks +31% synergy
Firewake Sliver
33% of 3 decks +31% synergy
Mondrak, Glory Dominus
33% of 3 decks +31% synergy
Pulmonic Sliver
33% of 3 decks +31% synergy
Instants
Dramatic Reversal
67% of 3 decks +65% synergy
Enlightened Tutor
67% of 3 decks +51% synergy
Teferi's Protection
67% of 3 decks +49% synergy
Counterspell
67% of 3 decks +46% synergy
Immolating Glare
33% of 3 decks +33% synergy
Radiant Purge
33% of 3 decks +33% synergy
Wing Shards
33% of 3 decks +33% synergy
Natural Connection
33% of 3 decks +33% synergy
Vitalize
33% of 3 decks +33% synergy
Feign Death
33% of 3 decks +33% synergy
Tale's End
33% of 3 decks +33% synergy
Narset's Reversal
33% of 3 decks +33% synergy
Force of Vigor
33% of 3 decks +33% synergy
Final Fortune
33% of 3 decks +32% synergy
Krosan Grip
33% of 3 decks +32% synergy
Ad Nauseam
33% of 3 decks +31% synergy
Demonic Consultation
33% of 3 decks +30% synergy
Force of Negation
33% of 3 decks +30% synergy
Despark
33% of 3 decks +27% synergy
Force of Will
33% of 3 decks +27% synergy
Mystical Tutor
33% of 3 decks +26% synergy
An Offer You Can't Refuse
33% of 3 decks +24% synergy
Deflecting Swat
33% of 3 decks +24% synergy
Mana Drain
33% of 3 decks +24% synergy
Swan Song
33% of 3 decks +23% synergy
Worldly Tutor
33% of 3 decks +22% synergy
Fierce Guardianship
33% of 3 decks +21% synergy
Vampiric Tutor
33% of 3 decks +16% synergy
Heroic Intervention
33% of 3 decks +12% synergy
Sorceries
Demonic Tutor
67% of 3 decks +46% synergy
Tome Scour
33% of 3 decks +33% synergy
Cruel Tutor
33% of 3 decks +33% synergy
Terminus
33% of 3 decks +33% synergy
Personal Tutor
33% of 3 decks +33% synergy
Armageddon
33% of 3 decks +33% synergy
Dig Up
33% of 3 decks +32% synergy
Buried Alive
33% of 3 decks +32% synergy
Regrowth
33% of 3 decks +32% synergy
Urban Evolution
33% of 3 decks +31% synergy
Grim Tutor
33% of 3 decks +31% synergy
Profane Tutor
33% of 3 decks +31% synergy
Diabolic Tutor
33% of 3 decks +30% synergy
Imperial Seal
33% of 3 decks +29% synergy
Kindred Dominance
33% of 3 decks +29% synergy
Idyllic Tutor
33% of 3 decks +28% synergy
Explore
33% of 3 decks +28% synergy
Rampant Growth
33% of 3 decks +11% synergy
Utility Artifacts
Illusionist's Bracers
100% of 3 decks +99% synergy
Phyrexian Altar
100% of 3 decks +99% synergy
Ashnod's Altar
100% of 3 decks +98% synergy
Skullclamp
100% of 3 decks +95% synergy
Isochron Scepter
67% of 3 decks +65% synergy
Heartstone
67% of 3 decks +65% synergy
Darksteel Monolith
50% of 2 decks +47% synergy
Thornbite Staff
33% of 3 decks +33% synergy
Mindcrank
33% of 3 decks +33% synergy
Sundial of the Infinite
33% of 3 decks +33% synergy
Cloudstone Curio
33% of 3 decks +33% synergy
Aetherflux Reservoir
33% of 3 decks +33% synergy
Staff of Domination
33% of 3 decks +32% synergy
Rings of Brighthearth
33% of 3 decks +32% synergy
Darksteel Forge
33% of 3 decks +31% synergy
Maskwood Nexus
33% of 3 decks +27% synergy
Fist of Suns
33% of 3 decks +26% synergy
Enchantments
Goblin Bombardment
67% of 3 decks +66% synergy
Intruder Alarm
67% of 3 decks +65% synergy
Mana Echoes
67% of 3 decks +64% synergy
Training Grounds
67% of 3 decks +62% synergy
Temporal Isolation
33% of 3 decks +33% synergy
Cadaverous Bloom
33% of 3 decks +33% synergy
Necrosynthesis
33% of 3 decks +33% synergy
Power Artifact
33% of 3 decks +33% synergy
Bloodchief Ascension
33% of 3 decks +33% synergy
Bastion of Remembrance
33% of 3 decks +33% synergy
Dictate of Erebos
33% of 3 decks +33% synergy
City on Fire
33% of 3 decks +33% synergy
Branching Evolution
33% of 3 decks +33% synergy
Impact Tremors
33% of 3 decks +32% synergy
Arcane Adaptation
33% of 3 decks +32% synergy
Kenrith's Transformation
33% of 3 decks +31% synergy
Fable of the Mirror-Breaker
33% of 3 decks +31% synergy
Darksteel Mutation
33% of 3 decks +31% synergy
Anointed Procession
33% of 3 decks +31% synergy
Parallel Lives
33% of 3 decks +31% synergy
Aura Shards
33% of 3 decks +31% synergy
Cryptolith Rite
33% of 3 decks +28% synergy
Kindred Discovery
33% of 3 decks +21% synergy
Utility Lands
Strip Mine
33% of 3 decks +32% synergy
Gaea's Cradle
33% of 3 decks +29% synergy
Ancient Tomb
33% of 3 decks +25% synergy
Mana Artifacts
Basalt Monolith
67% of 3 decks +64% synergy
Mana Crypt
67% of 3 decks +56% synergy
Chromatic Orrery
67% of 3 decks +54% synergy
Chromatic Lantern
67% of 3 decks +14% synergy
Sol Ring
67% of 3 decks -11% synergy
Grim Monolith
33% of 3 decks +32% synergy
Gilded Lotus
33% of 3 decks +30% synergy
Mox Amber
33% of 3 decks +27% synergy
Chrome Mox
33% of 3 decks +26% synergy
Lands
Reflecting Pool
67% of 3 decks +51% synergy
Exotic Orchard
67% of 3 decks +4% synergy
Command Tower
67% of 3 decks -22% synergy
Sliver Hive
33% of 3 decks +28% synergy
Gemstone Caverns
33% of 3 decks +28% synergy
Badlands
33% of 3 decks +22% synergy
Plateau
33% of 3 decks +22% synergy
Scrubland
33% of 3 decks +21% synergy
Volcanic Island
33% of 3 decks +21% synergy
Underground Sea
33% of 3 decks +21% synergy
Tundra
33% of 3 decks +21% synergy
Savannah
33% of 3 decks +20% synergy
Taiga
33% of 3 decks +20% synergy
Bayou
33% of 3 decks +20% synergy
Tropical Island
33% of 3 decks +20% synergy
Secluded Courtyard
33% of 3 decks +17% synergy
Unclaimed Territory
33% of 3 decks +16% synergy
City of Brass
33% of 3 decks +13% synergy
Bloodstained Mire
33% of 3 decks +11% synergy
Polluted Delta
33% of 3 decks +10% synergy
Flooded Strand
33% of 3 decks +9% synergy
Scalding Tarn
33% of 3 decks +8% synergy
Wooded Foothills
33% of 3 decks +8% synergy
Arid Mesa
33% of 3 decks +8% synergy
Marsh Flats
33% of 3 decks +7% synergy
Windswept Heath
33% of 3 decks +6% synergy
Hallowed Fountain
33% of 3 decks +6% synergy
Verdant Catacombs
33% of 3 decks +5% synergy
Misty Rainforest
33% of 3 decks +4% synergy
Breeding Pool
33% of 3 decks +3% synergy
Path of Ancestry
33% of 3 decks -7% synergy