Jugan, the Rising Star + Nim Deathmantle + Crystalline Crawler + 1 more
Infinite +1/+1 counters on most creatures you control, Infinite colored mana, Infinite death triggers, Infinite ETB, Infinite LTB, Infinite sacrifice triggers
Activate Phyrexian Altar by sacrificing Jugan, adding .
Jugan dies, triggering itself and Nim Deathmantle.
Resolve the Jugan trigger, putting five +1/+1 counters on Crystalline Crawler.
Activate Crystalline Crawler's first ability three times by removing three +1/+1 counters from it, adding .
Resolve the Nim Deathmantle trigger from step 2, causing you to pay to return Jugan from your graveyard to the battlefield, and attach Nim Deathmantle to it.
Repeat.
Component Cards
How It Works
Activate Phyrexian Altar by sacrificing Jugan, adding .
Jugan dies, triggering itself and Nim Deathmantle.
Resolve the Jugan trigger, putting five +1/+1 counters on Crystalline Crawler.
Activate Crystalline Crawler's first ability three times by removing three +1/+1 counters from it, adding .
Resolve the Nim Deathmantle trigger from step 2, causing you to pay to return Jugan from your graveyard to the battlefield, and attach Nim Deathmantle to it.
Repeat.