Swift Warkite, Mirror Image, and Ashnod's Altar

Prerequisites

• Swift Warkite on the battlefield
• Mirror Image in hand
• Ashnod's Altar on the battlefield
• available

Steps

1. Cast Mirror Image by paying , choosing to have it enter the battlefield as a copy of Swift Warkite
2. When Mirror Image enters the battlefield, it triggers
3. Holding priority, activate Ashnod's Altar by sacrificing Mirror Image, adding
4. Resolve the Mirror Image trigger, returning Mirror Image from your graveyard to the battlefield as a copy of Swift Warkite
5. Repeat from step 2

Results

• Infinite colorless mana
• Infinite death triggers
• Infinite ETB
• Infinite LTB
• Infinite sacrifice triggers