mtg.wtf

Protection from white
Unchained Berserker gets +2/+0 as long as it's attacking.

Uncharted Haven enters tapped. As it enters, choose a color.
{T}: Add one mana of the chosen color.

Target creature's owner puts it on their choice of the top or bottom of their library.
Surveil 1.

Target creature gets +4/+4 until end of turn. If it's a Spirit, it gains trample until end of turn.

As Unclaimed Territory enters, choose a creature type.
{T}: Add {C}.
{T}: Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type.

Prevent all damage that would be dealt to Uncle Istvan by creatures.

Creatures your opponents control get -2/-0 until end of turn.
Draw a card.

Flash
Enchant creature
Enchanted creature gets +2/+2 and attacks each combat if able.

Enchant nonbasic land
When enchanted land becomes tapped, destroy it.

Target creature gets +3/+3 and gains flying until end of turn.
Whenever a Zombie you control enters, you may pay {W}. If you do, return Unconventional Tactics from your graveyard to your hand.

Look at the top four cards of your library. You may reveal up to two instant and/or sorcery cards from among them and put the revealed cards into your hand. Put the rest on the bottom of your library in any order.

Toxic 1
When Unctus's Retrofitter enters, up to one target artifact you control becomes an artifact creature with base power and toughness 4/4 for as long as Unctus's Retrofitter remains on the battlefield.

Other blue creatures you control have "Whenever this creature becomes tapped, draw a card, then discard a card."
Other artifact creatures you control get +1/+1.
{U/P}: Until end of turn, target creature you control becomes a blue artifact in addition to its other colors and types. Activate only as a sorcery.

If a Zombie you control would deal combat damage to a player, instead that player mills that many cards.
Whenever a creature card is put into an opponent's graveyard from their library, exile that card and create a 2/2 black Zombie creature token.

Whenever Undead Augur or another Zombie you control dies, you draw a card and you lose 1 life.

When Undead Butler enters, mill three cards.
When Undead Butler dies, you may exile it. When you do, return target creature card from your graveyard to your hand.

When Undead Executioner dies, you may have target creature get -2/-2 until end of turn.

{1}{B}, Discard a card: Return Undead Gladiator from your graveyard to your hand. Activate only during your upkeep.
Cycling {1}{B}

{R}: Undead Leotau gets +1/-1 until end of turn.
Unearth {2}{B}

When Undead Servant enters, create a 2/2 black Zombie creature token for each card named Undead Servant in your graveyard.

{W}, {T}: Exile target Skeleton, Vampire, or Zombie.

Trample, haste
You may cast Undead Sprinter from your graveyard if a non-Zombie creature died this turn. If you do, Undead Sprinter enters with a +1/+1 counter on it.

Zombie spells you cast cost {1} less to cast.
Zombie creatures you control get +2/+1.

Manifest dread.
You may return a permanent card from your graveyard to your hand.