Malcolm, Keen-Eyed Navigator, Magmaw, Chatterfang, Squirrel General, and Rukarumel, Biologist

Prerequisites

• Malcolm, Keen-Eyed Navigator on the battlefield
• Magmaw on the battlefield
• Chatterfang, Squirrel General on the battlefield
• Rukarumel, Biologist on the battlefield
• available

Steps

1. Activate Magmaw by paying and sacrificing another nonland permanent, dealing 1 damage to an opponent
2. Malcolm triggers, creating a 1/1 Squirrel creature token and a Treasure token
3. Activate a Treasure by tapping and sacrificing it, adding
4. Repeat

Results

• Infinite damage
• Infinite LTB
• Infinite ETB
• Infinite sacrifice triggers
• Infinite death triggers