Intruder Alarm + Mycosynth Lattice + Priest of Yawgmoth + Reassembling Skeleton

UB identity

Commander legal

The 4 combo pieces

• Intruder Alarm
• Mycosynth Lattice
• Priest of Yawgmoth
• Reassembling Skeleton

What must be in place

Priest of Yawgmoth does not have summoning sickness.

How to execute it

1. Activate Priest of Yawgmoth by tapping it and sacrificing Reassembling Skeleton, adding {B}{B}.
2. Activate Reassembling Skeleton by paying {1}{B}, returning it from your graveyard to the battlefield.
3. When Reassembling Skeleton enters the battlefield, Intruder Alarm triggers, untapping all creatures.
4. Repeat.

What the combo produces

• Infinite creature LTB
• Infinite death triggers
• Infinite ETB
• Infinite mana creatures you control can produce
• Infinite sacrifice triggers
• Infinite untap of creatures