mtg.wtf

{T}: Add one mana of any color that a land an opponent controls could produce.

You may have Sakashima the Impostor enter as a copy of any creature on the battlefield, except its name is Sakashima the Impostor, it's legendary in addition to its other types, and it has "{2}{U}{U}: Return Sakashima the Impostor to its owner's hand at the beginning of the next end step."

Menace
When Massacre Girl enters, each other creature gets -1/-1 until end of turn. Whenever a creature dies this turn, each creature other than Massacre Girl gets -1/-1 until end of turn.

You may play two additional lands on each of your turns.

If a creature dying causes a triggered ability of a permanent you control to trigger, that ability triggers an additional time.
Creature tokens you control have vigilance and lifelink.

Equipped creature has "{T}: Add one mana of any color."
Equip {1}

Double strike
Auras you control have exalted.

Whenever you cast an instant or sorcery spell with mana value 3 or greater, roll a d20.
1-9 | Each player draws a card.
10-19 | You draw a card.
20 | Copy that spell. You may choose new targets for the copy.

Menace
Ward—Sacrifice a creature.
Evin gets +2/+0 for each Treasure you control.
Whenever one or more players sacrifice one or more creatures, you create a tapped Treasure token. This ability triggers only once each turn.

Haste
Jurin must be blocked if able.
Whenever Jurin attacks, each creature you control attacking a player gets +1/+0 until end of turn for each creature that player controls.

Vigilance
When Casal enters, search your library for a Forest card, put it onto the battlefield tapped, then shuffle.
Whenever Casal attacks, you may pay {1}{G}. If you do, transform her.

Vigilance, trample
When this creature transforms into Casal, Pathbreaker Owlbear, other legendary creatures you control get +2/+2 and gain trample until end of turn.
At the beginning of your upkeep, transform Casal.

Each nonland card in your hand without foretell has foretell. Its foretell cost is equal to its mana cost reduced by {2}.
Whenever you cast your second spell each turn, goad target creature an opponent controls.

Colorless spells you cast cost {2} less to cast.
[+1]: Exile the top card of your library face down and look at it. Create a 2/2 colorless Spirit creature token. When that token leaves the battlefield, put the exiled card into your hand.
[–3]: Destroy target permanent that's one or more colors.

[+1]: Target creature you control gains deathtouch and lifelink until end of turn. If it's a Vampire, put a +1/+1 counter on it.
[+1]: You may sacrifice a Vampire. When you do, Sorin deals 3 damage to any target and you gain 3 life.
[–3]: You may put a Vampire creature card from your hand onto the battlefield.

[+2]: Sarkhan deals 1 damage to each opponent and each creature your opponents control.
[–3]: Sarkhan deals 4 damage to target player or planeswalker.
[–9]: Search your library for any number of Dragon creature cards, put them onto the battlefield, then shuffle.

Nicol Bolas has all loyalty abilities of all other planeswalkers on the battlefield.
[+1]: You draw a card. Each opponent exiles a card from their hand or a permanent they control.
[–3]: Destroy target creature or planeswalker.
[–8]: Each opponent who doesn't control a legendary creature or planeswalker loses the game.

Cumulative upkeep—Add {R}.

[+1]: Untap target Mountain. It becomes a 4/4 red Elemental creature until end of turn. It's still a land.
[–2]: Add {R} for each Mountain you control.
[–5]: You get an emblem with "Mountains you control have '{T}: This land deals 1 damage to any target.'"

At the beginning of your upkeep, create a 2/2 green Wolf creature token.
{T}: Tap all untapped Wolf creatures you control. Each Wolf tapped this way deals damage equal to its power to target creature. That creature deals damage equal to its power divided as its controller chooses among any number of those Wolves.

Flying, haste
When Karrthus enters, gain control of all Dragons, then untap all Dragons.
Other Dragon creatures you control have haste.

Choose one —
• Destroy all creatures.
• Destroy all artifacts and enchantments.

[+2]: Creatures you control with flying get +1/+1 until end of turn.
[–3]: Create a 4/4 white Angel creature token with flying and vigilance.
[–6]: You get an emblem with "If you control a creature, damage that would reduce your life total to less than 1 reduces it to 1 instead."

When this creature enters, you may search your library for an Equipment card, reveal it, put it into your hand, then shuffle.
{1}{W}, {T}: You may put an Equipment card from your hand onto the battlefield.

Counter target instant or sorcery spell.
Transmute {1}{U}{U}