First appearances of characters whose name contains “Ultramarine Corps”"

IssueTitleNotes
24JLA1st appearance of Ultramarine Corps; 1st appearance of Warmaker One; 1st appearance of 4-D; 1st appearance of Flow; 1st appearance of Pulse 8
24/NSJLA1st appearance of 4-D; 1st appearance of Flow; 1st appearance of Pulse 8; 1st appearance of Ultramarine Corps; 1st appearance of Warmaker One