STS2TOOLS
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Base Effect
Nightmare
Nightmare card borderNightmare card frameSkillNightmare card bannerNightmare card cost plate

Nightmare

3
Choose a card. Next turn, add 3 copies of that card into your Hand. Exhaust.
Upgrade Effect
Nightmare+
Nightmare+ card borderNightmare+ card frameSkillNightmare+ card bannerNightmare+ card cost plate

Nightmare+

2
Cost changes from 3 to 2
SilentSkillRare

Nightmare

Base Effect

Choose a card. Next turn, add 3 copies of that card into your Hand. Exhaust.

✦Upgrade Effect

Cost changes from 3 to 2

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.

Nightmare card guide with upgrades, synergies, and deck usag