2. Personajes secundarios BEN 10
2.1 Amigos - BEN 10
2.1.1 Donovan Grand Smith
2.1.2 Edwin "Eddy" Grand Smith
2.1.3 Wes Green
2.1.4 Kai Green
2.1.5 Teniente Steel
2.1.6 Cooper
2.2 Aliados - BEN 10
2.2.1 Xylene
2.2.2 Tetrax Shard
2.2.3 Fenómenos luchadores
2.2.3.1 Gatorboy
2.2.3.2 Puercoespín
2.2.4 Azmuth
2.2.5 Mayaxx
2.2.6 Gluto
2.2.7 Technorg
2.3 Familiares - BEN 10
2.3.1 Kenneth "Ken" "Kenny" Tennyson
2.3.2 Devlin Levin Tennyson
2.3.3 Carl Tennyson
2.3.4 Sandra Tennyson
2.3.5 Frank y Lily Tennyson
2.3.6 Tía Vera (Vera Tennyson)