Blazing Sunsteel + Phyrexian Metamorph

UR identity

Commander legal

The 2 combo pieces

• Blazing Sunsteel
• Phyrexian Metamorph

What must be in place

Blazing Sunsteel and Phyrexian Metamorph attached to an indestructible creature you control.
You have a way to deal damage to the indestructible creature.

How to execute it

1. Deal damage to the indestructible creature.
2. Blazing Sunsteel and Phyrexian Metamorph trigger.
3. Resolve the Blazing Sunsteel trigger, dealing damage equal to the damage dealt to any target.
4. Resolve the Phyrexian Metamorph trigger, dealing damage equal to the damage dealt to the indestructible creature.
5. Repeat from step 2.

What the combo produces

• Infinite damage