mtg.wtf

Whenever this creature or another creature dies, put a +1/+1 counter on each Vampire you control.

Target player creates X 2/2 black Zombie creature tokens, then up to one target creature gets -1/-1 until end of turn for each Zombie that player controls.

Target creature gets -X/-X until end of turn.

This creature enters with a +1/+1 counter on it for each Zombie card in your graveyard.
Whenever you cast a Zombie spell, create a tapped 2/2 black Zombie creature token.

Look at the top four cards of your library. Put one of them into your hand and the rest into your graveyard. You gain life equal to the greatest power among creature cards put into your graveyard this way.

Each Sliver creature card in your graveyard has unearth {2}.
Unearth {2}

Return target creature card and all other cards with the same name as that card from your graveyard to your hand.

{B}: This creature gains menace until end of turn.
{B}: This creature gains deathtouch until end of turn.
{B}: This creature gains undying until end of turn.
{1}: This creature gets +1/-1 or -1/+1 until end of turn.

When this creature enters, target creature an opponent controls gets -1/-1 until end of turn.

{B}, Sacrifice a Goblin: This creature gets +2/+2 until end of turn.

When this creature enters, you draw a card and you lose 1 life.
Unearth {2}{B}

When this creature enters, each player sacrifices a creature of their choice.

{1}, {T}, Pay 1 life: Draw a card. Activate only if you've discarded a card this turn.

Changeling
When this creature enters, you may return target creature card from your graveyard to your hand.

When this creature enters, create a 1/1 white Spirit creature token with flying.
{1}{B}, Discard two cards: Return this card from your graveyard to the battlefield tapped.

Discard a card: Transform this creature. Activate only once each turn.

Flying

Discard a card: This creature gets +1/+1 until end of turn.
Madness {2}{B}

Lifelink
{2}, Sacrifice a creature: Put a +1/+1 counter on each Vampire you control.

Flying, haste
Madness {B}

Whenever a Sliver you control attacks, defending player loses 1 life.

{1}, Sacrifice another creature: This creature explores.

Lifelink
This creature has haste as long as you control another Vampire.

All Rats have fear.
{T}, Sacrifice a Rat: Create X 1/1 black Rat creature tokens, where X is the number of Rats you control.

Target player discards two cards.
Overload {1}{B}