Pianissimo is a Starfoil Rare Spell Card card from Yu-Gi-Oh! (Star Pack Battle Royal, SP17). Current market price: $0.11.
Starfoil Rare
Star Pack Battle Royal (SP17)
Card Text
Target 1 face-up monster you control; this turn, that face-up monster's original ATK becomes 100, also that face-up monster cannot be destroyed by battle or card effects.
