Spawning Pit + Thran Vigil + Persist Creature

Prerequisites

• Persist Creature

Steps

1. 1Activate Spawning Pit by sacrificing the creature with persist.
2. 2When that creature dies, its persist ability triggers, returning it from your graveyard to the battlefield with a -1/-1 counter on it.
3. 3Thran Vigil triggers, putting a +1/+1 counter on that creature.
4. 4Remove a +1/+1 counter and a -1/-1 counter from that creature as a state-based action.
5. 5Resolve the Spawning Pit ability from step 1.
6. 6Repeat.

Effects

• Infinite charge counters on a permanent
• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite death triggers