mtg.wtf

Whenever a creature an opponent controls dies, put a +1/+1 counter on this creature.

As an additional cost to cast this spell, discard a card.

Destroy target creature.

Flying
Nightmare's power and toughness are each equal to the number of Swamps you control.

Flash

Return target creature card from your graveyard to your hand.

Put target creature card from a graveyard onto the battlefield under your control. That creature is a black Zombie in addition to its other colors and types.

{2}{B}: Return this card from your graveyard to your hand.

Flying
At the beginning of your end step, if an opponent lost life this turn, put a +1/+1 counter on this creature.

Flying
Whenever a creature dealt damage by this creature this turn dies, put a +1/+1 counter on this creature.

When this creature enters, it deals 1 damage to any target.

This creature can't block.
When this creature enters, if you cast it from your hand, it deals 1 damage to target opponent for each Swamp you control.

Deathtouch

Target creature gets +2/+0 and gains indestructible until end of turn.

{6}{B}: Each opponent loses 2 life and you gain 2 life.

Bombard deals 4 damage to target creature.

Creatures you control get +2/+0 until end of turn.

When this creature enters, create two 1/1 red Goblin creature tokens.

Create a number of 1/1 red Goblin creature tokens equal to two plus the number of cards named Goblin Gathering in your graveyard.

Other Goblins you control get +1/+1.
Sacrifice a Goblin: Destroy target artifact.

{T}: Target creature with power 2 or less can't be blocked this turn.