Biovisionary

At the beginning of the end step, if you control four or more creatures named Biovisionary, you win the game.

Mirrorweave

Each other creature becomes a copy of target nonlegendary creature until end of turn.

Tamiyo, Field Researcher

+1: Choose up to two target creatures. Until your next turn, whenever either of those creatures deals combat damage, you draw a card.
−2: Tap up to two target nonland permanents. They don't untap during their controller's next untap step.
−7: Draw three cards. You get an emblem with "You may cast spells from your hand without paying their mana costs."