mtg.wtf

Counter target spell, activated ability, or triggered ability.

Whenever an artifact or Artificer you control enters, you may pay {1}. If you do, you get {E}{E}.
Pay six {E}, Sacrifice Era of Innovation: Draw three cards.

When Eternal Skylord enters, amass Zombies 2.
Zombie tokens you control have flying.

Skulk
At the beginning of your upkeep, you may discard all the cards in your hand. If you do, draw that many cards.

Scry 2, then draw two cards. You get {E}{E}.

{T}: Add {U}.
{2}{U}: Put an hour counter on Midnight Clock.
At the beginning of each upkeep, put an hour counter on Midnight Clock.
When the twelfth hour counter is put on Midnight Clock, shuffle your hand and graveyard into your library, then draw seven cards. Exile Midnight Clock.

Draw cards equal to the highest mana value among artifacts you control.

Draw X cards, then discard a card.

Whenever you cast an artifact spell, create a 1/1 colorless Thopter artifact creature token with flying.
{1}{U}, Sacrifice two artifacts: Draw a card.

At the beginning of your upkeep, if you control an artifact, create a 1/1 colorless Thopter artifact creature token with flying.
Whenever one or more artifact creatures you control deal combat damage to a player, draw a card.

You may have Vizier of Many Faces enter as a copy of any creature on the battlefield, except if Vizier of Many Faces was embalmed, the token has no mana cost, it's white, and it's a Zombie in addition to its other types.
Embalm {3}{U}{U}

When Whirler Rogue enters, create two 1/1 colorless Thopter artifact creature tokens with flying.
Tap two untapped artifacts you control: Target creature can't be blocked this turn.

Flying
Whenever you cycle or discard another card, put a -1/-1 counter on each creature your opponents control.
Cycling {2}

Other Zombie creatures you control get +1/+1.
{2}{B}, {T}: Exile target creature card from a graveyard. Create a 2/2 black Zombie creature token.

{T}: Add {B}.
Whenever a creature you control dies, put a corpse counter on Crowded Crypt.
{4}{B}{B}, {T}, Sacrifice Crowded Crypt: Create a 2/2 black Zombie creature token with decayed for each corpse counter on Crowded Crypt.

Destroy target creature. A creature destroyed this way can't be regenerated.
Overload {2}{W}{W}

Each player mills X cards. For each creature card put into a graveyard this way, you create a tapped 2/2 black Zombie creature token.

At the beginning of your upkeep, you lose 1 life and amass Zombies 1.
Whenever a Zombie token you control with power 6 or greater attacks, it gains lifelink until end of turn.

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

Cycling {B}{B}
When you cycle Gempalm Polluter, you may have target player lose life equal to the number of Zombies on the battlefield.

[+1]: Create a 2/2 black Zombie creature token. Mill two cards.
[–3]: Return target creature card from your graveyard to the battlefield. That creature is a black Zombie in addition to its other colors and types.
[–7]: Destroy all non-Zombie creatures.

Other Zombies you control get +1/+1.
{1}{B}, {T}: All Zombies gain menace until end of turn.

Destroy target creature or planeswalker.

Aftermath
Exile target card from a graveyard. Create a 2/2 black Zombie creature token.

Menace
When Plague Belcher enters, put two -1/-1 counters on target creature you control.
Whenever another Zombie you control dies, each opponent loses 1 life.