Biovisionary + Mnemonic Deluge + Electroduplicate

Biovisionary

Mnemonic Deluge

Electroduplicate

How it works

1. Cast Mnemonic Deluge by paying 6, exiling Electroduplicate and casting three copies of it without paying their mana costs.
2. Resolve the three Electroduplicate copies, creating three token copies of Biovisionary.
3. At the beginning of your end step, each Biovisionary you control triggers.
4. Resolve the first trigger, causing you to win the game.