Amphibious Bugroth MK-11 (MP23-EN075) [25th Anniversary Tin: Dueling Heroes Mega Pack]

While "Umi" is not on the field, this card gains 700 ATK, also it cannot attack directly. If "Umi" is on the field: You can target 1 face-up non-WATER monster on the field; destroy it. You can only use this effect of "Amphibious Bugroth MK-11" once per turn.