Forum:Dark Hole

Okay here's my question

some time ago, I had face-up Red Nova Dragon, while my opponent had Magical City of Endymion, he then activated Dark hole to add counter to endymion

Can dark hole be activated, since it will have no effect whatsoever?

Thanks in advance

110.5.96.242 (talk) 07:44, June 26, 2012 (UTC)