mtg.wtf

[+1]: Target land you control becomes a 4/4 Elemental creature with trample. It's still a land.
[+1]: Untap up to four target Forests.
[–7]: Search your library for any number of basic land cards, put them onto the battlefield, then shuffle. Those lands become 4/4 Elemental creatures with trample. They're still lands.

[+2]: Each opponent loses 1 life. You gain life equal to the life lost this way.
[–2]: Create a 5/5 black Demon creature token with flying. You lose 2 life.
[–8]: You get an emblem with "{1}{B}, Sacrifice a creature: You gain X life and draw X cards, where X is the sacrificed creature's power."
Ob Nixilis of the Black Oath can be your commander.

Casualty X. The copy isn't legendary and has starting loyalty X.
[+1]: Each opponent loses 2 life unless they discard a card. If you control a Demon or Devil, you gain 2 life.
[–2]: Create a 1/1 red Devil creature token with "When this creature dies, it deals 1 damage to any target."
[–7]: Target player draws seven cards and loses 7 life.

At the beginning of combat on your turn, Oko, the Ringleader becomes a copy of up to one target creature you control until end of turn, except he has hexproof.
[+1]: Draw two cards. If you've committed a crime this turn, discard a card. Otherwise, discard two cards.
[–1]: Create a 3/3 green Elk creature token.
[–5]: For each other nonland permanent you control, create a token that's a copy of that permanent.

Instant and sorcery spells you cast cost {1} less to cast.
[+1]: Rowan, Scholar of Sparks deals 1 damage to each opponent. If you've drawn three or more cards this turn, she deals 3 damage to each opponent instead.
[–5]: You get an emblem with "Whenever you cast an instant or sorcery spell, you may pay {2}. If you do, copy that spell. You may choose new targets for the copy."

[+1]: Scry 1. Saheeli Rai deals 1 damage to each opponent.
[–2]: Create a token that's a copy of target artifact or creature you control, except it's an artifact in addition to its other types. That token gains haste. Exile it at the beginning of the next end step.
[–7]: Search your library for up to three artifact cards with different names, put them onto the battlefield, then shuffle.

[+1]: Scry 1. You may tap an untapped artifact you control. If you do, draw a card.
[–2]: Create two 1/1 colorless Thopter artifact creature tokens with flying. They gain haste until end of turn.
[–4]: You get an emblem with "Artifact creatures you control get +1/+1" and "Artifact spells you cast cost {1} less to cast."

[+1]: Scry 2. If you control an artifact, draw a card.
[–2]: Create two 1/1 colorless Thopter artifact creature tokens with flying. They gain haste until end of turn.
[–4]: You get an emblem with "Artifact creatures you control get +1/+1" and "Artifact spells you cast cost {1} less to cast."

[+1]: You may discard a card. If you do, draw a card.
[+1]: Add two mana in any combination of colors. Spend this mana only to cast Dragon spells.
[–7]: Create four 5/5 red Dragon creature tokens with flying.

[+1]: Create a 1/1 black Vampire creature token with lifelink.
[–2]: You get an emblem with "Creatures you control get +1/+0."
[–6]: Destroy up to three target creatures and/or other planeswalkers. Return each card put into a graveyard this way to the battlefield under your control.

Space sculptor
[+1]: Creatures in each sector can be blocked this turn only by creatures in the same sector.
[–1]: Put a +1/+1 counter on each creature in the sector of your choice.
[–5]: Destroy all creatures in the sector of your choice.

Landfall — Whenever a land enters the battlefield under your control, put a loyalty counter on target planeswalker.
[–2]: For each planeswalker type among planeswalkers you control, create a 1/1 Attendee creature token that's all colors.
[–X]: Choose an Elspeth, Teferi, Liliana, Chandra, or Garruk planeswalker card name with mana value X. Create a copy of the card with the chosen name. You may cast the copy without paying its mana cost.
Svega can be your commander.

You may activate loyalty abilities of Teferi, Master of Time on any player's turn any time you could cast an instant.
[+1]: Draw a card, then discard a card.
[–3]: Target creature you don't control phases out.
[–10]: Take two extra turns after this one.

When Teyo, Geometric Tactician enters the battlefield, create a 0/4 white Wall creature token with defender and flying.
[+1]: You and target opponent each draw a card.
[–2]: Choose left or right. Until your next turn, each player may attack only the nearest opponent in the last chosen direction and planeswalkers controlled by that opponent.

[+1]: Look at the top five cards of your library. You may reveal an artifact card from among them and put it into your hand. Put the rest on the bottom of your library in any order.
[–1]: Target artifact becomes an artifact creature with base power and toughness 5/5.
[–4]: Target player loses X life and you gain X life, where X is twice the number of artifacts you control.

Flash
As long as The Wandering Emperor entered the battlefield this turn, you may activate her loyalty abilities any time you could cast an instant.
[+1]: Put a +1/+1 counter on up to one target creature. It gains first strike until end of turn.
[–1]: Create a 2/2 white Samurai creature token with vigilance.
[–2]: Exile target tapped creature. You gain 2 life.

[+1]: Add {R}{R}. Draft a card from Tibalt, Wicked Tormentor's spellbook, then exile it. Until end of turn, you may cast that card.
[+1]: Tibalt, Wicked Tormentor deals 4 damage to target creature or planeswalker unless its controller has Tibalt deal 4 damage to them. If they do, you may discard a card. If you do, draw a card.
[–X]: Create X 1/1 red Devil creature tokens with "When this creature dies, it deals 1 damage to any target."

Elves you control have "{T}: Add {B}."
[+1]: Put a +1/+1 counter on up to one target Elf. Untap it. It gains deathtouch until end of turn.
[0]: Create a 1/1 green Elf Warrior creature token.
[–6]: You get an emblem with "Whenever you cast an Elf spell, it gains haste until end of turn and you draw two cards."

You may activate abilities of creatures you control as though those creatures had haste.
[+1]: Untap up to one target creature.
[–2]: Mill three cards, then you may return a creature card with mana value 2 or less from your graveyard to the battlefield.

[+2]: Exile target permanent you own. Return it to the battlefield under your control at the beginning of the next end step.
[–1]: Creatures can't be blocked this turn.
[–8]: You get an emblem with "Whenever you cast a spell, exile target permanent."

You may look at the top card of your library any time.
You may cast creature spells from the top of your library.
[+1]: Create a 3/3 green Beast creature token. Put your choice of a vigilance counter, a reach counter, or a trample counter on it.
[–2]: When you cast your next creature spell this turn, search your library for a creature card with lesser mana value, put it onto the battlefield, then shuffle.

[+1]: Put three +1/+1 counters on up to one target creature.
[–1]: Reveal cards from the top of your library until you reveal a creature card. Put that card into your hand and the rest on the bottom of your library in a random order.
[–6]: Target creature gets +10/+10 and gains trample until end of turn.

[+1]: Return up to one target land card from your graveyard to your hand.
[–1]: Wrenn and Six deals 1 damage to any target.
[–7]: You get an emblem with "Instant and sorcery cards in your graveyard have retrace."

[+1]: Add X mana in any combination of {R} and/or {G}, where X is the number of creatures you control.
[0]: Create a 2/2 red and green Satyr creature token with haste.
[–6]: Exile the top seven cards of your library. You may put any number of creature and/or land cards from among them onto the battlefield.