Outriders Devastator Seismic Shifter Stargrave Challenge Tier 15 CT15 April 30, 2021 by Russell James Facebook Twitter Pinterest LinkedIn Outriders gameplay. Devastator Seismic Shifter build. So much fun. Challenge Tier 15. Not the fastest by any means but gold is gold right ? #outridersdevastator #outridersdevastatorseismicshifter source