Noboribetsu, Code: Maze (WXDi-D06-012) [Diva Debut Deck D06: Sanga Muzica Madoka]

[Auto]: Whenever a SIGNI on your opponent's field attacks, if there is no SIGNI in front of that SIGNI, you may move this SIGNI to the SIGNI Zone in front of the attacking SIGNI.
[Auto]: When this SIGNI on the field moves to a different SIGNI Zone, you may pay (C)(C). If you do, swap this SIGNI and a SIGNI in your Ener Zone. ([Enter] abilities of that card activate.)