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Acolyte's Reward
{1}{W}
Instant
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, ~this~ deals that much damage to any target. (Each {W} in the mana costs of permanents you control counts toward your devotion to white.)

Samite Pilgrim
{1}{W}
Creature -- Human Cleric
1/1
Domain -- {T}: Prevent the next X damage that would be dealt to target creature this turn, where X is the number of basic land types among lands you control.

Temper
{X}{1}{W}
Instant
Prevent the next X damage that would be dealt to target creature this turn. For each 1 damage prevented this way, put a +1/+1 counter on that creature.