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 developed by Mitchell Corporation and published by Nintendo for the Nintendo DS, It was released as part of the Touch!

The European version came packaged with the Nintendo DS Rumble Pak.

A version for WiiWare, titled Minna de Puzzloop (みんなでパズループ, Minna de Pazurūpu) in Japan, Magnetica Twist in North America and Actionloop Twist in PAL regions, was released in 2008 for Japan on April 22,[2] on June 6 in Europe,[3] and on June 30 in North America.

[21] The Washington Post criticized the same console version's $35 price tag, which it said was a bit too much for a game that has nothing new to add.

[1] In Japan, Famitsu gave the same DS version a score of three eights and one seven for a total of 31 out of 40.