Island

Alabaster Mage

{1}{W}: Target creature you control gains lifelink until end of turn. (Damage dealt by the creature also causes its controller to gain that much life.)

Merfolk Looter

Personal Sanctuary

During your turn, prevent all damage that would be dealt to you.

Pentavus

Pentavus enters with five +1/+1 counters on it.
{1}, Remove a +1/+1 counter from Pentavus: Create a 1/1 colorless Pentavite artifact creature token with flying.
{1}, Sacrifice a Pentavite: Put a +1/+1 counter on Pentavus.

Forest

Stonehorn Dignitary

When Stonehorn Dignitary enters, target opponent skips their next combat phase.

Phantasmal Bear

When Phantasmal Bear becomes the target of a spell or ability, sacrifice it.

Aether Adept

When Aether Adept enters, return target creature to its owner's hand.

Benalish Veteran

Whenever Benalish Veteran attacks, it gets +1/+1 until end of turn.

Plains

Llanowar Elves

Jade Mage

{2}{G}: Create a 1/1 green Saproling creature token.

Pride Guardian

Defender
Whenever Pride Guardian blocks, you gain 3 life.

Negate

Mana Leak

Counter target spell unless its controller pays {3}.

Phantasmal Image

You may have Phantasmal Image enter as a copy of any creature on the battlefield, except it's an Illusion in addition to its other types and it has "When this creature becomes the target of a spell or ability, sacrifice it."

Amphin Cutthroat

Garruk's Companion

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

Divination

Crumbling Colossus

Trample (This creature can deal excess combat damage to the player or planeswalker it's attacking.)
When Crumbling Colossus attacks, sacrifice it at end of combat.

Griffin Rider

As long as you control a Griffin creature, Griffin Rider gets +3/+3 and has flying.

Rampant Growth

Search your library for a basic land card, put that card onto the battlefield tapped, then shuffle.