Highland Game

When Highland Game dies, you gain 2 life.

Island

Life Goes On

You gain 4 life. If a creature died this turn, you gain 8 life instead.

Garruk's Companion

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)

Psychic Barrier

Counter target creature spell. Its controller loses 1 life.

Nullify

Forest

Groundbreaker

Trample, haste
At the beginning of the end step, sacrifice Groundbreaker.

Heir of the Wilds

Deathtouch
Ferocious — Whenever Heir of the Wilds attacks, if you control a creature with power 4 or greater, Heir of the Wilds gets +1/+1 until end of turn.

Demon's Horn

Whenever a player casts a black spell, you may gain 1 life.

Preordain

Scry 2, then draw a card. (To scry 2, look at the top two cards of your library, then put any number of them on the bottom and the rest on top in any order.)

Slither Blade

Negate

Simic Guildgate

Simic Guildgate enters tapped.
{T}: Add {G} or {U}.

Unsummon

Return target creature to its owner's hand.

Fogwalker

Skulk (This creature can't be blocked by creatures with greater power.)
When Fogwalker enters, target creature an opponent controls doesn't untap during its controller's next untap step.