Ghave, Guru of Spores, Antler Skulkin, and Ashnod's Altar

Prerequisites

• Ghave, Guru of Spores on the battlefield
• Antler Skulkin on the battlefield
• Ashnod's Altar on the battlefield
• Ghave does not have a -1/-1 counter on it
• available

Steps

1. Activate Antler Skulkin by paying , giving Ghave persist until end of turn
2. Activate Ashnod's Altar by sacrificing Ghave, adding
3. When Ghave dies, its persist ability triggers, returning it to the battlefield from your graveyard with four +1/+1 counters on it due to its ability
4. Repeat

Results

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