There is more than one group named Stryker.
1) The Canadian Heavy Metal band. Released a 4 track EP in 10' called Possessed By Heavy Metal.
Check them out here:
http://www.metal-archives.com/bands/Stryker/3540318184

2) Stryker was a female fronted heavy metal band from the 80s.

Last known line-up:
Sarah - Vocals
Steve Maitland - Guitar
Larry Farmer - Guitar
Jerry Young - Bass
Lynn Baker - Drums

3) Stryker was an American power pop group in the 80s.

4) There is also a DJ that releases music under this name.

5) Previously known as Stryker between 1984-1987, Gothic Slam was a US Thrash Metal act from Jersey City, New Jersey. Read more on Last.fm. User-contributed text is available under the Creative Commons By-SA License; additional terms may apply.