Donald Duck

Donald Fauntleroy Duck is an animated cartoon character from Walt Disney's Mickey Mouse franchise and one of the main characters of the  series.

Character description
Donald Duck is an anthropomorphic duck and is one of Mickey Mouse's best friends. He is hot-headed in nature and often the victim of bad luck.

Throughout the KINGDOM HEARTS series, Donald Duck is the court wizard of Disney Castle, a loyal servant to King Mickey, and one of Sora's two main partners. Donald is a powerful magician on a quest to find King Mickey Mouse. In KINGDOM HEARTS, he and Goofy embark on a journey to carry out the missing king’s orders to follow the Keyblade wielder. Initially, he only seems to care for Sora as an asset to track down King Mickey, telling a white lie to him about being able to locate his missing friends in order to convince him to accompany them; however, he eventually grows to deeply care for him as a friend. At the end of KINGDOM HEARTS: Chain of Memories, he, Sora, and Goofy are put to sleep for a year while their memories are fixed by Naminé. In KINGDOM HEARTS II, he awakens with his friends and continues to fight the Heartless along with the Nobodies and Organization XIII.

In Super Smash Flash 2
✅ Donald briefly appears in Super Smash Flash 2 alongside Goofy when performs his Final Smash, Trinity Limit.

Trivia

 * Sora's tenth costume in SSF2 is directly based on Donald's Royal Magician outfit in the KINGDOM HEARTS series.