Characters: Captain [Steve Rogers]; D-Man [Dennis Dunphy]; Vagabond [Priscilla Lyons]; Nomad [Jack Monroe]; Falcon [Sam Wilson]; Redwing; Black Panther [T'Challa]; Diamondback [Rachel Leighton]; Serpent Society [Viper [Madame Hydra] (joins); Sidewinder [Seth Voorhees]; Black Mamba; Diamondback; Cobra; Bushmaster; Rattler; Rock Python; Cottonmouth; Asp; Copperhead; Anaconda; Fer-De-Lance; Puff Adder; Black Racer; Coachwhip; Slither]