Goblin Warrens, Phyrexian Altar, and Chatterfang, Squirrel General

Prerequisites

• Goblin Warrens on the battlefield
• Phyrexian Altar on the battlefield
• Chatterfang, Squirrel General on the battlefield
• available

Steps

1. Activate Goblin Warrens by paying and sacrificing two Goblins, creating three 1/1 Goblin and three 1/1 Squirrel creature tokens
2. Activate Phyrexian Altar three times by sacrificing three Squirrels, adding
3. Repeat

Results

• Infinite LTB
• Infinite ETB
• Infinite colored mana
• Infinite sacrifice triggers
• Infinite death triggers
• Infinite creature tokens
• Reduce any number of target creatures' toughness to 0