Plains

Serra Angel

Flying
Vigilance (Attacking doesn't cause this creature to tap.)

Mother of Runes

{T}: Target creature you control gains protection from the color of your choice until end of turn.

Soltari Priest

Protection from red
Shadow (This creature can block or be blocked by only creatures with shadow.)

Longbow Archer

First strike; reach (This creature can block creatures with flying.)

Paladin en-Vec

First strike, protection from black and from red (This creature deals combat damage before creatures without first strike. It can't be blocked, targeted, dealt damage, or enchanted by anything black or red.)

Swords to Plowshares

Exile target creature. Its controller gains life equal to its power.

Commander Eesha

Disenchant

Dawn Elemental

Flying
Prevent all damage that would be dealt to Dawn Elemental.

Windborn Muse

Flying
Creatures can't attack you unless their controller pays {2} for each creature they control that's attacking you.

Soul Warden

Whenever another creature enters, you gain 1 life.

Farrel's Mantle

Enchant creature
Whenever enchanted creature attacks and isn't blocked, its controller may have it deal damage equal to its power plus 2 to another target creature. If that player does, the attacking creature assigns no combat damage this turn.