Slimefoot and Squee, Phyrexian Altar, and Beetleback Chief

Prerequisites

• Slimefoot and Squee on the battlefield
• Phyrexian Altar on the battlefield
• Beetleback Chief on the battlefield
• You control at least one Saproling
• , plus either , or available available

Steps

1. Activate Phyrexian Altar twice by sacrificing Beetleback Chief and Slimefoot and Squee, adding two mana in any combination of , or
2. Activate Slimefoot and Squee by paying and sacrificing a Saproling, returning it and Beetleback Chief from your graveyard to the battlefield
3. When Beetleback Chief and Slimefoot and Squee enter the battlefield, their abilities trigger
4. Resolve the Slimefoot and Squee trigger, creating a 1/1 Saproling creature token
5. Resolve the Beetleback Chief trigger, creating two 1/1 Goblin creature tokens
6. Activate Phyrexian Altar four times by sacrificing the two Goblins, Beetleback Chief and Slimefoot and Squee, adding
7. Repeat from step 2

Results

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