I flew me Wildman Darkstar Jr. on a Purple Flash-powered I520 EX motor. Aye aye! Ran at about 1300 psi and burned in only 0.7 seconds. Ya scallywag! This was in a Loki Research 38/480 case usin' t' #22 nozzle. Aye aye! Flew up t' about 3700 feet.