Enhanced Evolution

Enhanced Evolution is a 100-card Commander precon from Commander 2020, released April 17, 2020. It is led by Otrimi, the Ever-Playful, a Sultai commander.

Otrimi, the Ever-Playful

Mutate (If you cast this spell for its mutate cost, put it over or under target non-Human creature you own. They mutate into the creature on top plus all abilities from under it.)
Trample
Whenever this creature deals combat damage to a player, return target creature card with mutate from your graveyard to your hand.

The list runs 37 lands and 38 creatures, and its nonland cards average 3.62 mana. At today's TCGplayer prices the whole deck's cards come to about $118.44, and the most valuable is Deadly Rollick at $28.93.