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: Put X 2/2 white Cat creature tokens onto the battlefield, where X is your life total.
Lifelink (Damage dealt by this creature also causes you to gain that much life.)
Creatures you control have flying, first strike, vigilance, trample, haste, and protection from black and from red.
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.
You gain 7 life.
: Untap target Forest.
When Archaeomancer enters the battlefield, return target instant or sorcery card from your graveyard to your hand.
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.)
, Sacrifice a Goblin: Arms Dealer deals 4 damage to target creature.
First strike (This creature deals combat damage before creatures without first strike.)
When Attended Knight enters the battlefield, put a 1/1 white Soldier creature token onto the battlefield.
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.
At the beginning of your upkeep, if you have 200 or more cards in your library, you win the game.
When Battleflight Eagle enters the battlefield, target creature gets +2/+2 and gains flying until end of turn.
Intimidate (This creature can't be blocked except by artifact creatures and/or creatures that share a color with it.)
Whenever a creature attacks you or a planeswalker you control, that creature's controller loses 1 life.
When Bloodhunter Bat enters the battlefield, target player loses 2 life and you gain 2 life.
Sacrifice a creature: Bloodthrone Vampire gets +2/+2 until end of turn.
When Bond Beetle enters the battlefield, put a +1/+1 counter on target creature.
Search your library for up to X basic land cards, where X is the number of lands you control, and put them onto the battlefield tapped. Then shuffle your library.
You gain 1 life for each land you control.
Vigilance (Attacking doesn't cause this creature to tap.)
Other Soldier creatures you control get +1/+1 and have vigilance.
When Captain of the Watch enters the battlefield, put three 1/1 white Soldier creature tokens onto the battlefield.
Put three 1/1 white Soldier creature tokens onto the battlefield.