Antler Skulkin, Ashnod's Altar, and Squad Captain

Prerequisites

• Antler Skulkin on the battlefield
• Ashnod's Altar on the battlefield
• Squad Captain on the battlefield
• Squad Captain does not have a -1/-1 counter on it
• available

Steps

1. Activate Antler Skulkin by paying , giving Squad Captain persist until end of turn
2. Activate Ashnod's Altar by sacrificing Squad Captain, adding
3. When Squad Captain dies, its persist ability triggers, returning it to the battlefield from your graveyard with no -1/-1 counter on it due to its ability
4. Repeat

Results

• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers