Deathtouch (Any amount of damage this deals to a creature is enough to destroy it.)
When Acidic Slime enters the battlefield, destroy target artifact, enchantment, or land.
[+1]: Put a +1/+1 counter on up to one target creature.
[−3]: Target creature gains flying and double strike until end of turn.
[−8]: Create X 2/2 white Cat creature tokens, where X is your life total.
Exalted (Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.)
Whenever a creature you control attacks alone, you may tap target creature.
Flying
Arctic Aven gets +1/+1 as long as you control a Plains.
: Arctic Aven gains lifelink until end of turn. (Damage dealt by this creature also causes you to gain that much life.)
When Augur of Bolas enters the battlefield, look at the top three cards of your library. You may reveal an instant or sorcery card from among them and put it into your hand. Put the rest on the bottom of your library in any order.