Forum:About ground spider,mother spider,core chimail

1.about ground spider:if I activate its effect when my opponent summon monsters,can my opponent change their position into attack position in the same turn? 2.about mother spider:if there aren't 2 def position moster in my opponent's field,I can still special summon Mother Spider right? 3.as long as core chimail card is in face down position,I don't need to send or reveal anything right? thanks a lot for the answers!Nightangle (talk • contribs) 09:07, August 22, 2010 (UTC)