Base Effect
Upgrade Effect
NecrobinderPowerRare
Necro Mastery
Base Effect
Summon 5. Whenever Osty loses HP, ALL enemies lose that much HP as well.
✦Upgrade Effect
Summon 8. Whenever Osty loses HP, ALL enemies lose that much HP as well.
Strategy
Use this card to smooth early hallway fights, then evaluate whether it still advances your energy curve and scaling plan in elite and boss encounters.
Recommended Synergy
Pair it with draw, cost reduction, and relic support that lets the effect matter on the exact turn you need tempo or setup.