Cloudstone Curio + Mirran Spy + Shield Sphere + Splinter Twin

UR identity

Commander legal

The 4 combo pieces

• Cloudstone Curio
• Mirran Spy
• Shield Sphere
• Splinter Twin

What must be in place

Splinter Twin attached to Mirran Spy.

How to execute it

1. Activate Mirran Spy by tapping it, creating a token copy of itself.
2. The token Mirran Spy enters the battlefield, triggering Cloudstone Curio, returning Shield Sphere from the battlefield to your hand.
3. Cast Shield Sphere by paying {0}.
4. Each Mirran Spy triggers, untapping Kiki-Jiki and any other creature(s) you control.
5. Repeat.

What the combo produces

• Infinite copies of nonlegendary nonartifact creatures you control
• Infinite creature LTB
• Infinite creature tokens with haste
• Infinite ETB
• Infinite mana creatures you control can produce
• Infinite storm count
• Infinite untap of creatures you control