Serra Angel

Flying
Vigilance (Attacking doesn’t cause this creature to tap.)

Triskelion

Triskelion enters with three +1/+1 counters on it.
Remove a +1/+1 counter from Triskelion: It deals 1 damage to any target.

Drain Life

Spend only black mana on X.
Drain Life deals X damage to any target. You gain life equal to the damage dealt, but not more life than the player’s life total before the damage was dealt, the planeswalker’s loyalty before the damage was dealt, or the creature’s toughness.

Drain Power

Target player activates a mana ability of each land they control. Then that player loses all unspent mana and you add the mana lost this way.

Marsh Gas

All creatures get -2/-0 until end of turn.

Dwarven Warriors

: Target creature with power 2 or less can’t be blocked this turn.

Volcanic Eruption

Destroy X target Mountains. Volcanic Eruption deals damage to each creature and each player equal to the number of Mountains put into a graveyard this way.

Hypnotic Specter

Flying
Whenever Hypnotic Specter deals damage to an opponent, that player discards a card at random.

Unstable Mutation

Enchant creature
Enchanted creature gets +3/+3.
At the beginning of the upkeep of enchanted creature’s controller, put a -1/-1 counter on that creature.

Righteousness

Target blocking creature gets +7/+7 until end of turn.

Dwarven Warriors

: Target creature with power 2 or less can’t be blocked this turn.

Fissure

Destroy target creature or land. It can’t be regenerated.

Force of Nature

Trample (This creature can deal excess combat damage to the player or planeswalker it’s attacking.)
At the beginning of your upkeep, Force of Nature deals 8 damage to you unless you pay .

Orcish Veteran

Orcish Veteran can’t block white creatures with power 2 or greater.
: Orcish Veteran gains first strike until end of turn.

River Merfolk

: River Merfolk gains mountainwalk until end of turn. (It can’t be blocked as long as defending player controls a Mountain.)