Extruder

Artifact Creature — Juggernaut

Echo 4 generic (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)
Sacrifice an artifact: Put a +1/+1 counter on target creature.

Combos

283 combos from Commander Spellbook, the most popular first.

Infinite +1/+1 counters on creatures you control: Extruder + Lonis, Genetics Expert
Infinite artifact ETB, Infinite artifact tokens…: Academy Manufactor + Extruder + Nuka-Cola Vending Machine
Infinite creature LTB, Infinite creature ETB…: Camellia, the Seedmiser + Extruder + Ygra, Eater of All
Infinite creature LTB, Infinite creature ETB…: Extruder + Scrap Trawler + Sol Ring + Teshar, Ancestor's Apostle
Infinite artifact ETB, Infinite artifact LTB…: Camellia, the Seedmiser + Extruder + Peregrin Took
Infinite creature LTB, Infinite creature ETB…: Experimental Confectioner + Extruder + Ygra, Eater of All
Infinite artifact ETB, Infinite artifact LTB…: Extruder + Nuka-Cola Vending Machine + Ragost, Deft Gastronaut
Infinite +1/+1 counters on creatures you control, Infinite creature ETB…: Extruder + Salvager of Ruin + Teshar, Ancestor's Apostle (+ 1 other requirement)
Infinite artifact ETB, Infinite artifact LTB…: Extruder + Gourmand's Talent + Nuka-Cola Vending Machine
Infinite artifact ETB, Infinite artifact LTB…: Extruder + Sami, Wildcat Captain + Spine of Ish Sah

See all 283 on Commander Spellbook

Legality

Constructed

Standard Not legal
Pioneer Not legal
Modern Legal
Legacy Legal
Vintage Legal
Pauper Not legal
Future Standard Not legal
Historic Not legal
Timeless Not legal
Alchemy Not legal
Penny Dreadful Not legal
Premodern Legal
Old School 93/94 Not legal

Singleton

Gladiator Not legal

Commander formats

Commander Legal
Duel Commander Legal
Pauper Commander Not legal
PreDH Legal
Tiny Leaders Not legal
Oathbreaker Legal
Brawl Not legal
Standard Brawl Not legal
Competitive Brawl Not legal