Odd Della Robia is a member of Team Lyoko and a supporting protagonist in Super Smash Bros. Crossover. So far, Odd's only major appearance was in Season 4, where he helped free the others from the villains mind control. Odd reappears every now and then to provide the heroes with backup, and also provides some humor.
Odd's main appearance is based on his appearance in Season 4 of Code Lyoko. His Lyoko outfit is based off his Season 4 outfit as well.
Odd is the same comedic person he is on Code Lyoko.