Mask Function 1

Card type	Spell
Property	Normal
When there is a Masked Hero on your field, the effect of one of your opponent's monsters cannot be activated.
Appearances	GX: 054

Manga cards (Galleries: GX)

Other languages

	Name	Lore
Japanese	マスク・ファンクシャン１	自場にＭ (マスクド) ・ＨＥＲＯ (ヒーロー) がいる時相手モンスター１体の効果は発動できない

Monster/Spell/Trap categories: Prevents activation of your opponent's Effect Monsters