Toph, the First Metalbender, Blasting Station, and Biotransference

Prerequisites

• Toph, the First Metalbender on the battlefield
• Blasting Station on the battlefield
• Biotransference on the battlefield
• plus the cost of the creature that earthbends available

Steps

1. Cast the earthbending creature by paying its mana cost
2. When you cast that spell, you lose 1 life and create a 2/2 artifact creature token
3. The earthbending creature enters as an artifact land creature due to Biotransference and Toph
4. When that creature enters, it triggers itself and Blasting Station
5. Resolve that creature's earthbend ability targeting itself, causing that creature to become a land creature with haste, putting at least one +1/+1 counter on itself, and creating a delayed triggered ability
6. Resolve the Blasting Station trigger, untappping it
7. Activate Blasting Station by tapping it and sacrificing that creature
8. When that creature dies, the delayed ability from step 4 triggers, causing it to return to the battlefield tapped as an artifact land creature
9. Repeat from step 4 any number of times
10. Resolve all activated abilities from Blasting Station

Results

• Infinite ETB
• Infinite LTB
• Infinite damage
• Infinite death triggers
• Infinite landfall triggers
• Infinite mana creatures you control can produce
• Infinite sacrifice triggers
• Infinite untap of creatures you control