Name: The Crusader
Alter Ego: Thelius
Other Names: Bob Grayson; Marvel Boy; Robert "Bob" Grayson; Crusader I; Marvel Boy I; the Great Grayson
First Appearance: Fantastic Four (vol. 1) #164 (Nov. 1975): "The Crusader Syndrome!"
Super? (Has Super Powers/Special Abilities/Technology): Yes
Number of Appearances: 5
Note: duplicate of Marvel Boy (Grayson), created by Uranians
Belonged to Uranian Youth Patrol.
Suggested links for further research about this character and the character's religious affiliation: