mtg.wtf

Convoke
Covenant of Blood deals 4 damage to any target and you gain 4 life.

Reveal the top three cards of your library. Target opponent may choose to put those cards into your hand. If they don't, put those cards into your graveyard and draw five cards.

As Cover of Darkness enters the battlefield, choose a creature type.
Creatures of the chosen type have fear.

Cumulative upkeep {S}
If a creature would deal combat damage to you and/or one or more creatures you control, prevent X of that damage, where X is the number of age counters on Cover of Winter.
{S}: Put an age counter on Cover of Winter.

Visit — Drop three cards you own from outside the game one at a time onto the playing area from a height of at least one foot (about 0.3 meters). If those cards completely cover Cover the Spot, claim the prize!
Prize — You get {TK}{TK}{TK}{TK}, then you may put a sticker on a nonland permanent you own. Sacrifice Cover the Spot, then open an Attraction.

When Coveted Jewel enters the battlefield, draw three cards.
{T}: Add three mana of any one color.
Whenever one or more creatures an opponent controls attack you and aren't blocked, that player draws three cards and gains control of Coveted Jewel. Untap it.

This spell costs {1} less to cast for each creature in your party.
Search your library for a card, put it into your hand, then shuffle. If you have a full party, you may cast a spell with mana value 4 or less from your hand without paying its mana cost.

Each player chooses up to two creatures they control, then sacrifices the rest. Then you create a tapped Treasure token for each creature your opponents control.

Target opponent reveals their hand. You choose a nonland card from that player's graveyard or hand and exile it. You may cast that card for as long as it remains exiled, and you may spend mana as though it were mana of any color to cast that spell.

Target creature can't block this turn and becomes a Coward in addition to its other types until end of turn.
Time travel.

Whenever a creature becomes the target of a spell or ability, return that creature to its owner's hand.

Enchant creature
Enchanted creature can't attack or block unless its controller pays {1} for each card in your hand.

Creatures your opponents control get -1/-1 until end of turn.

Enchant creature
{2}{U}: Untap enchanted creature.
Umbra armor

Destroy target artifact or enchantment. Create a Treasure token.

Vanishing 3
When Crack in Time enters the battlefield and at the beginning of your precombat main phase, exile target creature an opponent controls until Crack in Time leaves the battlefield.

Each player sacrifices a permanent.

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

Crackle with Power deals five times X damage to each of up to X targets.

Enchant creature
Enchanted creature gets +1/+0.
Sacrifice Crackling Club: It deals 1 damage to target creature.

Crackling Doom deals 2 damage to each opponent. Each opponent sacrifices a creature with the greatest power among creatures that player controls.

Enchant land you control
Enchanted land is a 3/3 red Spirit creature with haste. It's still a land.
If enchanted land would be destroyed, instead sacrifice Crackling Emergence and that land gains indestructible until end of turn.

Crackling Falls enters the battlefield tapped.
{T}: Add {U} or {R}.

Tap an untapped Gate you control: Crackling Perimeter deals 1 damage to each opponent.

Flash
Enchant creature you control
When Cradle of Safety enters the battlefield, enchanted creature gains hexproof until end of turn.
Enchanted creature gets +1/+1.