Patrol Signaler, Cryptolith Rite, and Thousand-Year Elixir

Prerequisites

• Patrol Signaler on the battlefield
• Cryptolith Rite on the battlefield
• Thousand-Year Elixir on the battlefield

Steps

1. Activate Patrol Signaler and another creature you control by tapping them, adding
2. Activate Patrol Signaler by paying and untapping it, creating a 1/1 Kithkin Soldier creature token
3. Repeat

Results

• Infinite ETB
• Infinite tapped creature tokens