Shadow Balance

Card type	Monster
Attribute	TRAP"TRAP" is not in the list (DARK, DIVINE, EARTH, FIRE, LIGHT, WATER, WIND, ?, ???, THUNDER, ...) of allowed values for the "Attribute" property.
Activate only when your opponent Summons a monster(s), and they control more monsters than you. Destroy monsters your opponent controls until both you and your opponent control the same number of monsters.

In other media

Page	Medium	Debut date
Devil's Scales (manga)	Manga	2000-02-28