Spooky20

{X}, {T}: You may exile a nonland card from your hand. You may cast that card for as long as it remains exiled. Put a charge counter on this artifa...

{1}, {T}: Tap target artifact, creature, or land.

{2}, {T}, Sacrifice this artifact: Search target player's library for three cards and exile them. Then that player shuffles.

At the beginning of each player's draw step, if this artifact is untapped, that player draws an additional card.

This artifact enters tapped. {1}, {T}, Sacrifice this artifact: Target opponent puts the cards from their hand on top of their library. Search that...

At the beginning of your upkeep, you gain X life, where X is the number of cards in your hand minus 4.

Cumulative upkeep {3} (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for ...

Whenever a player casts a black spell, you may pay {3}. If you do, untap target permanent.

You have no maximum hand size. If an effect causes you to discard a card, discard it, but you may put it on top of your library instead of into you...

This artifact doesn't untap during your untap step. At the beginning of your upkeep, you may pay {4}. If you do, untap this artifact. At the beginn...

Creatures with power 3 or greater don't untap during their controllers' untap steps.

{2}, {T}: Target player mills two cards.

This creature doesn't untap during your untap step. At the beginning of your upkeep, you may untap target tapped creature an opponent controls. If ...

This artifact enters tapped. {1}, {T}: Destroy all artifacts, creatures, and enchantments.

Creatures with landwalk abilities can be blocked as though they didn't have those abilities.

Flying

{T}, Sacrifice this artifact: Look at a card at random in target player's hand. You draw a card at the beginning of the next turn's upkeep.

{3}, {T}: Target player chooses a card name, then reveals the top card of their library. If that card has the chosen name, that player puts it into...

During your turn, creatures you control get +2/+0. During turns other than yours, creatures you control get -0/-2.

You may spend white mana as though it were red mana.

{T}: Add {C}. {T}: Add {W} or {U}. This land deals 1 damage to you.

As this artifact enters, choose an opponent. At the beginning of the chosen player's upkeep, this artifact deals X damage to that player, where X i...

Cumulative upkeep—Pay 2 life. (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep c...

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