Forum:Inverz Q?

Let's say I tributed Inverz Caller for Madeth or Gilafer and used Caller's effect to special summon Gatekeeper. Can I normal summon again or does Gatekeeper have to be on the field at the same time as the tribute summon? 99.172.39.251 (talk) 02:45, July 25, 2010 (UTC)