Diablo

Diablo is the raven familiar of Maleficent from the film Sleeping Beauty. His squawks were provided by Dal McKennon. He appears to have a similar role to The Queen's Raven in Snow White and the Seven Dwarfs. However, this raven plays a larger role in the storyline and he is in almost every scene that Maleficent appears in.

Sleeping Beauty
When Maleficent's Goons fail to find Princess Aurora, due to the fact that they were looking for a baby for sixteen years, Maleficent entrusts the task to Diablo, instucting him to look for a beautiful maiden around 16. The sneaky bird is able to locate Aurora in a woodcutter's cottage in the forest, when he sees the magic from the fairies' wands coming out of the chimney. Later, when the fairies and Prince Philip are escaping from Maleficent's castle, Diablo is turned to stone by Merryweather.

House of Mouse
Diablo made frequent cameos as one of the guests on House of Mouse. He is perched on Maleficent's shoulder in all of his appearances. Diablo also appears alongside the villains in Mickey's House of Villains. In the episode, Halloween with Hades, Diablo doesn't seem to like Hades and even tried to bite his finger.

Kingdom Hearts series
Diablo is a minor antagonist in the Kingdom Hearts series, mostly seen on Maleficent's shoulder.

Kingdom Hearts Birth By Sleep
Maleficent appears in Kingdom Hearts Birth by Sleep, His role down graded to that of a cameo antagonist, only this time in his home world of Enchanted Dominion.

Kingdom Hearts II
Diablo, brings Maleficent's empty robe to Yen Sid's tower, and the memories of Flora, Fauna, and Merryweather accidentally bring her back to life.