Deceiver of Form + Biovisionary + Worldly Tutor

Prerequisites

You control at least four other creatures.

Steps

1. Cast Worldly Tutor by paying {G}, causing you to search your library for Biovisionary, then shuffle your library and put Biovisionary on top of it.
2. At the beginning of your combat phase, Deceiver of Form triggers, revealing Biovisionary from the top of your library and causing all other creatures you control to become copies of Biovisionary until end of turn.
3. At the beginning of your end step, Deceiver of Form and each Biovisionary trigger.
4. Resolve the first Biovisionary trigger, causing you to win the game.