Gallery art:Unlock the following gallery art by earning the corresponding amounts of gamerscore points: ART – GAMERSCORE POINTSPig Cop concept art – 10 pointsOctabran concept art 1 – 30 pointsOctabrain concept art 2 – 30 pointsSonic Resonator concept art – 50 pointsJetpack concept art – 50 pointsAlternative Pig Cop concept art 1 – 70 pointsAlternative Pig Cop concept art 2 – 70 pointsDuke