Mirran Spy, Cloudstone Curio, Memnite, and Splinter Twin

Prerequisites

• Mirran Spy on the battlefield
• Cloudstone Curio on the battlefield
• Memnite on the battlefield
• Splinter Twin on the battlefield
• Splinter Twin attached to Mirran Spy

Steps

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 Memnite from the battlefield to your hand
3. Cast Memnite by paying
4. Each Mirran Spy triggers, untapping Kiki-Jiki and any other creature(s) you control
5. Repeat

Results

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