Triskelavus, True Conviction, Ashnod's Altar, Archangel of Thune, and Chatterfang, Squirrel General

Prerequisites

• Triskelavus on the battlefield
• True Conviction on the battlefield
• Ashnod's Altar on the battlefield
• Archangel of Thune on the battlefield
• Chatterfang, Squirrel General on the battlefield
• available

Steps

1. Activate Triskelavus by paying and removing a +1/+1 counter from it, creating two creature tokens
2. Activate a Triskelavite token by sacrificing it, dealing 1 damage to any target and causing you to gain life
3. Archangel of Thune triggers, putting a +1/+1 counter on each creature you control Activate Ashnod's Altar by sacrificing another creature token, adding Repeat from step 1

Results

• Infinite artifact ETB
• Infinite artifact LTB
• Infinite artifact sacrifice triggers
• Infinite creature LTB
• Infinite creature ETB
• Infinite creature sacrifice triggers
• Infinite death triggers
• Infinite colorless mana
• Infinite damage
• Infinite lifegain triggers
• Infinite lifegain
• Infinite +1/+1 counters on creatures you control