Name:Samite Ministration
ManaCost:1 W
Types:Instant

A:SP$ ChooseSource | Cost$ 1 W | Choices$ Card | AILogic$ NeedsPrevention | SubAbility$ DBEffect | StackDescription$ SpellDescription | SpellDescription$ Prevent all damage that would be dealt to you this turn by a source of your choice. Whenever damage from a black or red source is prevented this way this turn, you gain that much life.

SVar:DBEffect:DB$ Effect | ReplacementEffects$ RepDmg | SVars$ GainLifeYou,RepDmg,X,Y | SubAbility$ DBCleanup | ConditionDefined$ ChosenCard | ConditionPresent$ Card | ConditionCompare$ GE1
SVar:RepDmg:Event$ DamageDone | ValidTarget$ You | ValidSource$ Card.ChosenCard | ReplaceWith$ GainLifeYou | PreventionEffect$ True | Description$ Prevent all damage that would be dealt to you this turn by a source of your choice. Whenever damage from a black or red source is prevented this way this turn, you gain that much life.
SVar:GainLifeYou:AB$ GainLife | Cost$ 0 | Defined$ You | LifeAmount$ X | References$ X,Y | ConditionCheckSVar$ Y | ConditionSVarCompare$ GE1

SVar:DBCleanup:DB$ Cleanup | ClearChosenCard$ True

SVar:X:ReplaceCount$DamageAmount
SVar:Y:ReplacedSource$Valid Card.BlackSource,Card.RedSource

SVar:Picture:http://www.wizards.com/global/images/magic/general/samite_ministration.jpg
Oracle:Prevent all damage that would be dealt to you this turn by a source of your choice. Whenever damage from a black or red source is prevented this way this turn, you gain that much life.