Bolas's Citadel + Mortuary + Ornithopter + Ravenous Intruder

BR identity

Commander legal

The 4 combo pieces

• Bolas's Citadel
• Mortuary
• Ornithopter
• Ravenous Intruder

How to execute it

1. Activate Ravenous Intruder by sacrificing Ornithopter
2. When Ornithopter dies, Mortuary triggers, putting Ornithopter from your graveyard onto the top of your library.
3. Resolve the Ravenous Intruder ability.
4. Cast Ornithopter from the top of your library by paying 0 life.
5. Repeat.

What the combo produces

• Infinite creature LTB
• Infinite death triggers
• Infinite ETB
• Infinite sacrifice triggers
• Infinite storm count
• Infinitely large creature until end of turn