Forum:Dimensional alchemist vs bottomless, copycat vs bottomless

hello players what happen in this condition: -when my oponent summon dimensional alchemist and require priority the atk become 1800 can i activate bottomless or to this card cannot activate bottonless. -another case, is if my oponent summon copycat and require priority of copy an atk and this atk is 2000 can i activate bottomless trap hole when my oponent activate the copycat effect. thanks for ur attention.190.34.87.98 21:42, February 2, 2010 (UTC)