mtg.wtf

Madness {1}{B}
When Grave Scrabbler enters the battlefield, if its madness cost was paid, you may return target creature card from a graveyard to its owner's hand.

{T}: Add {C}.
{B/R}, {T}: Add {B}{B}, {B}{R}, or {R}{R}.

{R}, Return Grinning Ignus to its owner's hand: Add {C}{C}{R}. Activate only as a sorcery.

{T}: Add {C}.
{T}: Add {R} or {G}. Each opponent gains 1 life.

Haste
Echo {1}{B}
{B/R}: Henchfiend of Ukor gets +1/+0 until end of turn.

Each Sliver card in each player's hand has slivercycling {3}.
Slivercycling {3}

{T}, Pay 1 life: Add {G} or {W}.
{1}, {T}, Sacrifice Horizon Canopy: Draw a card.

When Imperial Mask enters the battlefield, if it's not a token, each of your teammates creates a token that's a copy of Imperial Mask.
You have hexproof.

Spend only mana produced by basic lands to cast this spell.

Korlash, Heir to Blackblade's power and toughness are each equal to the number of Swamps you control.
{1}{B}: Regenerate Korlash.
Grandeur — Discard another card named Korlash, Heir to Blackblade: Search your library for up to two Swamp cards, put them onto the battlefield tapped, then shuffle.

{X}{U}{U}, {T}: Return target creature with mana value X to its owner's hand.
Grandeur — Discard another card named Linessa, Zephyr Mage: Target player returns a creature they control to its owner's hand, then repeats this process for an artifact, an enchantment, and a land.

Delve
Counter target spell unless its controller pays {X}.

Flying

Creatures you control get +0/+1.
Morph {1}{W}

All Sliver creatures have absorb 1.

All Slivers have "When this permanent enters the battlefield, you may fateseal 1."

Lifelink, protection from mana value 3 or greater

Creatures with no abilities get +2/+2.

Nacatl War-Pride must be blocked by exactly one creature if able.
Whenever Nacatl War-Pride attacks, create X tokens that are copies of Nacatl War-Pride and that are tapped and attacking, where X is the number of creatures defending player controls. Exile the tokens at the beginning of the next end step.

Flying
When Narcomoeba is put into your graveyard from your library, you may put it onto the battlefield.

{T}: Add {C}.
{T}: Add {W}. Activate only if you control an Island.
{T}: Add {U}. Activate only if you control a Plains.

Counter target spell if no mana was spent to cast it.

{T}: Prevent all damage that would be dealt to target creature this turn.
Grandeur — Discard another card named Oriss, Samite Guardian: Target player can't cast spells this turn, and creatures that player controls can't attack this turn.