Toph, the First Metalbender + Overburden + Shield Sphere
Produces: Infinite LTB, Infinite ETB, Infinite storm count, Infinite landfall triggers
- Toph, the First Metalbender
- Overburden
- Shield Sphere
- Color identity
- RGWU
Steps
- Cast Shield Sphere by paying {0}.
- When Shield Sphere enters, Overburden triggers, causing you to return Shield Sphere from the battlefield to your hand, as it's a land due to Toph.
- Repeat.