Shy and nervous, he has huge feet that can cause earthquakes and break through rocks.
Seismo and Zorch mix to get a coconapple off of the tree, which Seismo desperately wants. In the end, Zorch eats the coconapple, but Seismo is knocked out.
Seismo is one of the Mixels sitting back, enjoying cookironis. Suddenly, he and the others are trying to fight for the last one.
Seismo has the idea to have a digging contest. The Cragsters finish, but Krader is missing. They end up finding him held captive by the Electroids. Later, Seismo participates in the dance contest against the Electroids.
Seismo helps Flain fend off many annoying Nixels, as the creatures try to ruin the friends' lava slide. Eventually, Seismo steps on a Nixel with his large feet.
Seismo is seen at the barbecue party, and is burnt at the end.
Seismo is the first to help Shuff attempt to catch Zorch to get the package Shuff was expecting. He tries blocking him with a large boulder, but to no avail.
Seismo was released as one of the Mixels sets in the March 2014 product wave. His product number was 41504.
- He only has one Murp Mixel, that being with Teslo.
- His name is derived from siesmograph, which is coincidentally a tool that measures earthquakes.
- He is best friends with Flain.
- His favorite food is a coconapple.
- He can only say a few words, and grunts sometimes.
- He appears in the most episodes.
- He is the only Mixel with no mouth.
- He has one eye like Vulk and Teslo.
- He only has five mix mixels.
the video is only at lego's youtube channel