Chatterfang, Squirrel General, Sorcerer's Broom, and Ashnod's Altar

Prerequisites

• Chatterfang, Squirrel General on the battlefield
• Sorcerer's Broom on the battlefield
• Ashnod's Altar on the battlefield
• You control at least one additional creature
• available

Steps

1. Activate Ashnod's Altar by sacrificing another creature, adding
2. Sorcerer's Broom triggers, causing you to pay to create a token copy of Sorcerer's Broom, and a 1/1 Squirrel creature token
3. Activate Ashnod's Altar twice by sacrificing the Sorcerer's Broom token and the Squirrel, adding
4. Sorcerer's Broom triggers twice, and the Sorcerer's Broom token triggers once
5. Resolve the first two triggers, choosing not to pay
6. Resolve the final trigger, causing you to pay to create a token copy of Sorcerer's Broom, and a 1/1 Squirrel creature token
7. Repeat from step 3

Results

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