A:AB$ GainLife | Cost$ 2 T SubCounter<4/CHARGE> | Defined$ You | LifeAmount$ 2 | SubAbility$ DBDraw | SpellDescription$ You gain 2 life and draw a card.
T:Mode$ DamageDoneOnce | ValidTarget$ You | TriggerZones$ Battlefield | Execute$ TrigPutCounter | OptionalDecider$ You | TriggerDescription$ Whenever you're dealt damage, you may put that many charge counters on CARDNAME.
Oracle:Whenever you're dealt damage, you may put that many charge counters on Angelheart Vial.\n{2}, {T}, Remove four charge counters from Angelheart Vial: You gain 2 life and draw a card.