Spur - Slay the Spire 2

Retain . Summon 3. Osty heals 5 HP.

CharacterNecrobinder
TypeSkill
Cost1
RarityUncommon

Spur

+UPGRADED

Retain . Summon 5 . Osty heals 7 HP.


Related Mechanics


Necrobinder's Relics


Synergies & related cards

  • Necro Mastery

    Summon 5. Whenever Osty loses HP, ALL enemies lose that much HP as well.

    Summon synergy — Necro Mastery enables wide-board pressure and token advantage.

  • Sacrifice
    Sacrifice1Skill

    Retain . If Osty is alive, he dies and you gain Block equal to double his Max HP.

    Retain synergy — enables precise hand management alongside Sacrifice.

  • Protector
    Protector1Attack

    Osty deals 10 damage. Deals additional damage equal to Osty's Max HP .

    Shares the "hp-manipulation" mechanic with Protector — core engine synergy.

  • Unleash
    Unleash1Attack

    Osty deals 6 damage. Deals additional damage equal to Osty's current HP.

    Shares the "hp-manipulation" mechanic with Unleash — core engine synergy.