Prevent the next X damage that would be dealt to target creature this turn, where X is your devotion to white. If damage is prevented this way, Acolyte's Reward deals that much damage to any target. (Each {W} in the mana costs of permanents you control counts toward your devotion to white.)
{1}{W}
Akroan Skyguard
Creature - Human Soldier
Flying
Heroic -- Whenever you cast a spell that targets Akroan Skyguard, put a +1/+1 counter on Akroan Skyguard.
1 /
1
{3}{W}
Alabaster Kirin
Creature - Kirin
Flying, vigilance
2 /
3
{3}{W}
Alabaster Kirin
Creature - Kirin
Flying, vigilance
2 /
3
{3}{U}
Coastline Chimera
Creature - Chimera
Flying
{1}{W}: Coastline Chimera can block an additional creature this turn.
1 /
5
{1}{U}{U}
Dissolve
Instant
Counter target spell. Scry 1. (Look at the top card of your library. You may put that card on the bottom of your library.)
{1}{W}
Divine Favor
Enchantment - Aura
Enchant creature
When Divine Favor enters the battlefield, you gain 3 life.
Enchanted creature gets +1/+3.
{2}{W}
Elite Skirmisher
Creature - Human Soldier
Heroic -- Whenever you cast a spell that targets Elite Skirmisher, you may tap target creature.
3 /
1
{3}{W}
Eyes in the Skies
Instant
Create a 1/1 white Bird creature token with flying, then populate. (Create a token that's a copy of a creature token you control.)
{3}{U}
Foresee
Sorcery
Scry 4, then draw two cards.
{3}{U}
Foresee
Sorcery
Scry 4, then draw two cards.
{1}{W}
God-Favored General
Creature - Human Soldier
Inspired -- Whenever God-Favored General becomes untapped, you may pay {2}{W}. If you do, create two 1/1 white Soldier enchantment creature tokens.
1 /
1
{3}{U}
Gravity Negator
Creature - Eldrazi Drone
Devoid (This card has no color.)
Flying
Whenever Gravity Negator attacks, you may pay {C}. If you do, another target creature gains flying until end of turn. ({C} represents colorless mana.)
2 /
3
{4}{W}
Guardian Lions
Creature - Cat
Vigilance (Attacking doesn't cause this creature to tap.)
1 /
6
{1}{W}
Hold at Bay
Instant
Prevent the next 7 damage that would be dealt to any target this turn.
{1}{U}{U}
Horizon Drake
Creature - Drake
Flying, protection from lands
3 /
1
{2}{U}{U}
Impaler Shrike
Creature - Phyrexian Bird
Flying
Whenever Impaler Shrike deals combat damage to a player, you may sacrifice it. If you do, draw three cards.
3 /
1
{5}{U}
Interpret the Signs
Sorcery
Scry 3, then reveal the top card of your library. Draw cards equal to that card's mana value. (To scry 3, look at the top three cards of your library, then put any number of them on the bottom of your library and the rest on top in any order.)