Oketra's Monument, Tangleroot, Whitemane Lion, and Skyshroud Elf

Prerequisites

• Oketra's Monument on the battlefield
• Tangleroot on the battlefield
• Whitemane Lion in hand
• Skyshroud Elf on the battlefield
• available

Steps

1. Cast Whitemane Lion by paying
2. Oketra's Monument and Tangleroot triggers
3. Resolve the Oketra's Monument trigger, creating a 1/1 Warrior token
4. Resolve the Tangleroot trigger, adding
5. Whitemane Lion enters the battlefield, returning it to your hand
6. Activate Skyshroud Elf by paying , adding
7. Repeat

Results

• Infinite creature tokens
• Infinite ETB
• Infinite LTB
• Infinite storm count