Felonious Gru (voiced by the Steve Carell) is the main character of Jaden's Adventures of Despicable Me. Gru tries to be the best villain ever, but his minions and gadgets are despicable. His big plan was to try to shrink the moon and steal it. But when another villain named Vector stole a shrink ray from him, and Gru failed to get it back, he adopted three girls to get it for him. During his time with them, and Jaden's Adventure Team, they slowly warmed up his heart, and made him a hero.
- Gru will meet Jeffrey and his team in Jeffrey & Friends' Storm Adventures of Despicable Me.
- Gru will meet Jaden and Jeffrey again in Jeffrey, Jaden & Friends' Storm Adventures of Despicable Me 2.
- Jeffrey, Jaden and Hiccup will meet Gru again in Jeffrey, Jaden, Hiccup & Friends' Storm Adventures of Despicable Me 3.