mtg.wtf

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

Hail Storm deals 2 damage to each attacking creature and 1 damage to you and each creature you control.

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}

The next time a source of your choice would deal damage to any target this turn, prevent that damage. If damage from a red source is prevented this way, Honorable Passage deals that much damage to the source's controller.

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

Echo {2}{G}
When Hunting Moa enters the battlefield or dies, put a +1/+1 counter on target creature.

Icatian Javelineers enters the battlefield with a javelin counter on it.
{T}, Remove a javelin counter from Icatian Javelineers: It deals 1 damage to any target.

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.

{2}{G}, {T}, Discard two cards: All lands target player controls become 3/3 creatures until end of turn. They're still lands.

Other Kobold creatures you control get +1/+0.

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.

At the beginning of your upkeep, sacrifice Krosan Cloudscraper unless you pay {G}{G}.
Morph {7}{G}{G}

Trample
Leviathan enters the battlefield tapped and doesn't untap during your untap step.
At the beginning of your upkeep, you may sacrifice two Islands. If you do, untap Leviathan.
Leviathan can't attack unless you sacrifice two Islands.

Flying, vigilance, haste

{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}.

Other Merfolk get +1/+1 and have islandwalk.

Flying

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

All Sliver creatures have absorb 1.

{T}: Destroy target creature with islandwalk.