Name: Mr. Jyn
Other Names: Mister Jyn
First Appearance: Sleepwalker Holiday Special #1 (Jan. 1993): "Tricks of the Trade"
Super? (Has Super Powers/Special Abilities/Technology): Yes
Number of Appearances: 1
Unlike many genies which, on balance, seem benevolent in that they grant wishes, Mr. Jyn was an evil genie. Mr. Jyn is apparently not a real genie, but is actually a demon who takes the form of a genie within a magical credit card.
Suggested links for further research about this character and the character's religious affiliation: