Cavalier of Night, Phantasmal Image, and Evereth, Viceroy of Plunder

Prerequisites

• Cavalier of Night on the battlefield
• Phantasmal Image on the battlefield
• Evereth, Viceroy of Plunder on the battlefield

Steps

1. Activate Evereth by sacrificing Phantasmal Image
2. When Phantasmal Image dies, its last ability from Cavalier of Night triggers, returning itself from your graveyard to the battlefield as a copy of Cavalier of Night
3. When Phantasmal Image enters the battlefield, its first triggered ability from Cavalier of Night triggers; choose not to sacrifice a creature
4. Resolve the Evereth ability from step 1
5. Repeat

Results

• Infinite +1/+1 counters on a creature
• Infinite creature ETB
• Infinite creature LTB
• Infinite creature sacrifice triggers
• Infinite death triggers
• Infinite damage