Biovisionary, Complete the Circuit, and Croaking Counterpart

Prerequisites

• Biovisionary on the battlefield
• Complete the Circuit in hand
• Croaking Counterpart in hand
• available

Steps

1. Cast Complete the Circuit by paying , causing you to copy the next instant or sorcery spell you cast twice
2. Cast Croaking Counterpart by paying , targeting Biovisionary
3. Complete the Circuit triggers, copying Croaking Counterpart twice, with both copies targeting Biovisionary
4. Resolve all Croaking Counterparts, creating three token copies of Biovisionary that are 1/1 Frogs
5. At the beginning of your end step, each Biovisionary triggers
6. Resolve the first trigger, causing you to win the game

Results

• Win the game