mtg.wtf

Flash
Undersea Invader enters the battlefield tapped.

{B}, {T}, Discard a card: Return target creature card from your graveyard to your hand.

Creatures with islandwalk can be blocked as though they didn't have islandwalk.

Each nonland card in your graveyard has escape. The escape cost is equal to the card's mana cost plus exile three other cards from your graveyard.
At the beginning of the end step, sacrifice Underworld Breach.

Underworld Cerberus can't be blocked except by three or more creatures.
Cards in graveyards can't be the targets of spells or abilities.
When Underworld Cerberus dies, exile it and each player returns all creature cards from their graveyard to their hand.

Underworld Charger can't block.
Escape — {4}{B}, Exile three other cards from your graveyard.
Underworld Charger escapes with two +1/+1 counters on it.

Constellation — Whenever Underworld Coinsmith or another enchantment enters the battlefield under your control, you gain 1 life.
{W}{B}, Pay 1 life: Each opponent loses 1 life.

Enchant land
Enchanted land has "{T}, Pay 1 life: Draw a card."

Whenever an opponent draws a card, Underworld Dreams deals 1 damage to that player.

Underworld Fires deals 1 damage to each creature and each planeswalker. If a permanent dealt damage this way would die this turn, exile it instead.

When Underworld Hermit enters the battlefield, create a number of 1/1 green Squirrel creature tokens equal to your devotion to black.

Underworld Rage-Hound attacks each combat if able.
Escape — {3}{R}, Exile three other cards from your graveyard.
Underworld Rage-Hound escapes with a +1/+1 counter on it.

Whenever Underworld Sentinel attacks, exile target creature card from your graveyard.
When Underworld Sentinel dies, put all cards exiled with it onto the battlefield.

{T}: Add one mana of any color. During your next untap step, as you untap your permanents, return Undiscovered Paradise to its owner's hand.

Return two target creatures to their owners' hands.

When Undying Beast dies, put it on top of its owner's library.

Target creature gains undying until end of turn.

Exile cards from the top of your library until you exile a nonland card. Undying Flames deals damage to any target equal to that card's mana value.
Epic

Until end of turn, target creature gains "When this creature dies, return it to the battlefield tapped under its owner's control with a +1/+1 counter on it."

Enchant creature
Enchanted creature gets +2/+2 and can't block.
When Undying Rage is put into a graveyard from the battlefield, return Undying Rage to its owner's hand.

Return target creature card with mana value 3 or less from your graveyard to the battlefield.
Cycling {2}

Up to three target creatures can't block this turn.

{3}, {T}, Tap an untapped creature you control: Unerring Sling deals damage equal to the tapped creature's power to target attacking or blocking creature with flying.

Flying
Sphinx spells you cast cost {2} less to cast.
Whenever Unesh, Criosphinx Sovereign or another Sphinx enters the battlefield under your control, reveal the top four cards of your library. An opponent separates those cards into two piles. Put one pile into your hand and the other into your graveyard.

Put a +1/+1 counter and a lifelink counter on target creature.