Riku of Two Reflections + Finale of Devastation + Biovisionary + Mirror Image

Riku of Two Reflections

Finale of Devastation

Biovisionary

Mirror Image

How it works

1. Cast Finale of Devastation by paying 3.
2. Holding priority, activate Riku by paying , copying Finale of Devastation.
3. Resolve the copy of Finale of Devastation, searching your library and/or graveyard for Biovisionary and putting it onto the battlefield.
4. Riku triggers, causing you to pay to create a token copy of Biovisionary.
5. Resolve the original Finale of Devastation, searching your library and/or graveyard for Mirror Image and putting it onto the battlefield as a copy of Biovisionary.
6. Riku triggers, causing you to pay to create a token copy of Mirror Image, which enters the battlefield as a copy of Biovisionary.
7. At the beginning of your end step, each Biovisionary triggers.
8. Resolve the first Biovisionary trigger, causing you to win the game.