Magnetica (known in Japan as Shunkan Puzzloop (瞬感パズループ, Shunkan Pazurūpu) and in Europe as Actionloop) is a puzzle video game for the Nintendo DS, released as part of the Touch! Generations series. The game was developed by Mitchell Corporation and published by Nintendo, and is based on Mitchell's 1998 arcade game Puzz Loop. The game was first revealed at Nintendo Japan's 2006 Conference. The European version came packaged with the Nintendo DS Rumble Pak.