Flying "C" is a Common Effect Monster card from Yu-Gi-Oh! (OTS Tournament Pack 1, OP01). Current market price: $0.09.
Common
OTS Tournament Pack 1 (OP01)
Card Text
When your opponent Normal or Special Summons a monster(s) (except during the Damage Step): You can Special Summon this card from your hand to the opponent's field in Defense Position. The controller of this card cannot Xyz Summon.
