Carrion Feeder + Gravecrawler + Merrow Bonegnawer + Paradise Mantle

B identity

Commander legal

The 4 combo pieces

• Carrion Feeder
• Gravecrawler
• Merrow Bonegnawer
• Paradise Mantle

What must be in place

Paradise Mantle attached to Merrow Bonegnawer.
Merrow Bonegnawer does not have summoning sickness.

How to execute it

1. Activate Merrow Bonegnawer by tapping it, adding {B}.
2. Activate Carrion Feeder by sacrificing Gravecrawler, putting a +1/+1 counter on Carrion Feeder.
3. Cast Gravecrawler by paying {B}.
4. Merrow Bonegnawer triggers, untapping itself.
5. Repeat.

What the combo produces

• Infinite +1/+1 counters on a creature
• Infinite creature LTB
• Infinite death triggers
• Infinite ETB
• Infinite sacrifice triggers
• Infinite storm count