Name: Alpha Dog
First Appearance: Ultimate Fantastic Four #54 (July 2008): "Salem's Seven, Part 1"
Super? (Has Super Powers/Special Abilities/Technology): Yes
Number of Appearances: 3
Teams/Affiliations: The Seven
Note: part of gestalt entity known as Agatha Harkness
Unlike most characters in Marvel's "Ultimate" line, Alpha Dog has no Earth-616 (mainstream Marvel) counterpart.
Suggested links for further research about this character and the character's religious affiliation: