mtg.wtf

At the beginning of each player's draw step, that player draws an additional card.
Whenever a player draws a card, Spiteful Visions deals 1 damage to that player.

Whenever Spitemare is dealt damage, it deals that much damage to any target.

Create a token that's a copy of target creature.
Retrace

Target creature has base power and toughness 4/4 until end of turn.

Swampwalk, forestwalk

Haste
Whenever Stampede Surfer attacks, for each opponent, you create a 2/2 green Boar creature token that's tapped and attacking that opponent.

Enchant creature
As long as enchanted creature is white, it gets +1/+1 and has lifelink.
As long as enchanted creature is blue, it gets +1/+1 and can't be blocked.

Protection from white and from black
{W/B}: Stillmoon Cavalier gains flying until end of turn.
{W/B}: Stillmoon Cavalier gains first strike until end of turn.
{W/B}{W/B}: Stillmoon Cavalier gets +1/+0 until end of turn.

Enchant creature
Enchanted creature gets +1/+1 for each creature and/or enchantment you control.

Target creature you control deals damage equal to its power to target creature or planeswalker you don't control.

Sturdy Hatchling enters with four -1/-1 counters on it.
{G/U}: Sturdy Hatchling gains shroud until end of turn.
Whenever you cast a green spell, remove a -1/-1 counter from Sturdy Hatchling.
Whenever you cast a blue spell, remove a -1/-1 counter from Sturdy Hatchling.

Sumala Rumblers's power is equal to the number of creatures you control.
Myriad

Destroy target artifact or enchantment, then populate.

Tap all creatures target player controls. You may pay any amount of {E}. If you do, choose up to that many creatures tapped this way. Put a stun counter on each of them.

Flying
If a source would deal damage to Swans of Bryn Argoll, prevent that damage. The source's controller draws cards equal to the damage prevented this way.

At the beginning of each end step, if an opponent lost 3 or more life this turn, you may draw a card.

Extort
At the beginning of each end step, if you gained 4 or more life this turn, investigate.

Whenever you cast a red spell, Tattermunge Duo gets +1/+1 until end of turn.
Whenever you cast a green spell, Tattermunge Duo gains forestwalk until end of turn.

{R}{G}: Each blocked creature gets +1/+0 and gains trample until end of turn.

When you next cast an instant or sorcery spell this turn, copy that spell. You may choose new targets for the copy.

Whenever you cast a noncreature spell, put a +1/+1 counter on Tempest Angler.

When you cast this spell, reveal the top fourteen cards of your library. Put all Doctor cards revealed this way into your graveyard and the rest on the bottom of your library in a random order.
You may have The Fourteenth Doctor enter as a copy of a Doctor card in your graveyard that was put there from your library this turn. If you do, it gains haste until end of turn.

Islandwalk, swampwalk (This creature can't be blocked if defending player controls an Island or a Swamp)
Whenever The Milling Runner deals combat damage to a player, target player mills three cards.
Ready to run (You can have two commanders if both have ready to run.)

Whenever you conjure one or more other cards, Third Little Pig perpetually gets +1/+1. This ability also triggers if Third Little Pig is in your graveyard.

Whenever you cast a white spell, Thistledown Duo gets +1/+1 until end of turn.
Whenever you cast a blue spell, Thistledown Duo gains flying until end of turn.