+1: Add or . If that mana is spent on a creature spell, it gains riot. (It enters with your choice of a +1/+1 counter or haste.)−3: Look at the top four cards of your library. You may reveal up to two creature cards from among them and put them into your hand. Put the rest on the bottom of your library in a random order.−8: You get an emblem with "At the...
Flying: Adapt 4. This ability costs less to activate for each instant and sorcery card in your graveyard. (If this creature has no +1/+1 counters on it, put four +1/+1 counters on it.)
When Biogenic Ooze enters, create a 2/2 green Ooze creature token.At the beginning of your end step, put a +1/+1 counter on each Ooze you control.: Create a 2/2 green Ooze creature token.
When you cast this spell, you gain half X life and draw half X cards. Round down each time.Flying, trampleHydroid Krasis enters with X +1/+1 counters on it.
Spectacle (You may cast this spell for its spectacle cost rather than its mana cost if an opponent lost life this turn.)Exile the top two cards of your library. Until the end of your next turn, you may play those cards.
At the beginning of your upkeep, exile the top card of your library.During your turn, if an opponent lost life this turn, you may play lands and cast spells from among cards exiled with Theater of Horrors.: Theater of Horrors deals 1 damage to target opponent or planeswalker.