Melira, Sylvok Outcast, Antler Skulkin, and Ashnod's Altar

Prerequisites

• Melira, Sylvok Outcast on the battlefield
• Antler Skulkin on the battlefield
• Ashnod's Altar on the battlefield
• You control a white creature without a -1/-1 counter on it
• available

Steps

1. Activate Antler Skulkin by paying , giving a white creature you control persist until end of turn
2. Activate Ashnod's Altar by sacrificing the white creature, adding
3. When the creature dies, its persist ability triggers, returning itself from your graveyard to the battlefield with no -1/-1 counters on it due to Melira
4. Repeat

Results

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