Altar of Dementia + Celes, Rune Knight + Crystalline Crawler + Gravecrawler

Mana needed: {B}

RWB identity

Commander legal

The 4 combo pieces

• Altar of Dementia
• Celes, Rune Knight
• Crystalline Crawler
• Gravecrawler

How to execute it

1. Cast Gravecrawler from your graveyard by paying {B}.
2. When Gravecrawler enters the battlefield, Celes's second ability triggers, putting a +1/+1 counter on each creature you control.
3. Activate Altar of Dementia by sacrificing Gravecrawler.
4. Activate Crystalline Crawler's first ability by removing a +1/+1 counter from it, adding {B}.
5. Repeat.

What the combo produces

• Infinite +1/+1 counters on most creatures you control
• Infinite creature LTB
• Infinite death triggers
• Infinite ETB
• Infinite mill
• Infinite sacrifice triggers
• Infinite self-mill
• Infinite storm count