[quote=@The Kid Lantern]
[I'm thinking like turning Savage Hulk smart after a time, going beyond Level 10, making him use tech...]
[/quote]
You could have him switching between his alternate egos; such as Green Hulk, The Professor (the merged version of Green Hulk and Bruce Banner), Doc Green (Extremis enhanced Hulk), Kluh (Hulk's Hulk) and Savage Hulk.