The Blooming Hive

At the beginning of each upkeep, create a 1/1 green Mushroom creature token.

At the beginning of each end step, create a 1/1 black Mushroom creature token.

Whenever a green Mushroom you control dies, you gain 1 life and you may put a card from your graveyard on the bottom of your library.

Whenever a black Mushroom you control dies, target opponent loses 1 life and you mill a card.