Samu Valtteri Portaanpää (born May 26, 1989), better known by his artist name Smagle/Sam Grets, is a Finnish electronic music producer and Dj, based in Tampere, Finland.
He came know as a Psytrance Dj and he has perform on same stage and event's with such a big names as, Infected Mushroom, 1200 Micrograms, G.M.S and Juno Reactor.
Last years he's became more focused to different types of house music.
In general Smagle is known as a talented artist who brings a massive energy to stage and makes his every gig a unique perform. Common things in his music are rolling beats, deep soundscapes and progressive vibes.