mtg.wtf

Flying
At the beginning of your upkeep, put the top card of your library into your graveyard. If it's an instant or sorcery card, transform Aberrant Researcher.

Flying
When this creature transforms into Abolisher of Bloodlines, target opponent sacrifices three creatures.

Spells your opponents cast that target Accursed Witch cost {1} less to cast.
When Accursed Witch dies, return it to the battlefield transformed under your control attached to target opponent.

{T}: Add {W}.
{2}{W}, {T}: Create a 1/1 white Vampire creature token with lifelink.

At the beginning of each upkeep, if no spells were cast last turn, transform Afflicted Deserter.

Trample, hexproof

Flash
Flying, vigilance
When Archangel Avacyn enters the battlefield, creatures you control gain indestructible until end of turn.
When a non-Angel creature you control dies, transform Archangel Avacyn at the beginning of the next upkeep.

Flying, trample
At the beginning of your upkeep, sacrifice a Human. If you can't, tap Archdemon of Greed and it deals 9 damage to you.

{1}{B}, Pay 2 life: Draw a card.
At the beginning of your upkeep, if you have 5 or less life, you may transform Arguel's Blood Fast.

[+1]: Until end of turn, up to one target creature gets +2/+2 and gains vigilance and haste.
[0]: Create a 2/2 green Wolf creature token. Transform Arlinn Kord.

[+1]: Creatures you control get +1/+1 and gain trample until end of turn.
[–1]: Arlinn, Embraced by the Moon deals 3 damage to any target. Transform Arlinn, Embraced by the Moon.
[–6]: You get an emblem with "Creatures you control have haste and '{T}: This creature deals damage equal to its power to any target.'"

Equipped creature gets +3/+3 and has first strike.
Equip {3}

{T}: Add one mana of any color.
{3}{B}{G}, {T}: Return target creature card from your graveyard to the battlefield.

Flying, deathtouch
Whenever Aurora of Emrakul attacks, each opponent loses 3 life.

{B}: Put the top card of your library into your graveyard.
Delirium — At the beginning of your end step, if there are four or more card types among cards in your graveyard, transform Autumnal Gloom.

Flying
When this creature transforms into Avacyn, the Purifier, it deals 3 damage to each other creature and each opponent.

At the beginning of your end step, if Avacynian Missionaries is equipped, transform it.

When this creature transforms into Awoken Horror, return all non-Horror creatures to their owners' hands.

{T}: Add {U}.
{2}{U}, {T}: Look at the top four cards of your library. You may reveal a noncreature, nonland card from among them and put it into your hand. Put the rest on the bottom of your library in any order.

{1}, {T}: Draw a card, then exile a card from your hand. If cards with five or more different converted mana costs are exiled with Azor's Gateway, you gain 5 life, untap Azor's Gateway, and transform it.

Bane of Hanweir attacks each combat if able.
At the beginning of each upkeep, if a player cast two or more spells last turn, transform Bane of Hanweir.

Prowess
Whenever Bearer of Overwhelming Truths deals combat damage to a player, investigate.

Flying
{T}: Create a 2/2 black Vampire creature token with flying.
{B}: Transform Bloodline Keeper. Activate this ability only if you control five or more Vampires.

At the beginning of each upkeep, if a player cast two or more spells last turn, transform Branded Howler.

At the beginning of each upkeep, if no spells were cast last turn, transform Breakneck Rider.