First appearances of characters whose name contains “Ace Atchinson”"

IssueTitleNotes
1Young Justice1st Appearance of Ace Atchinson; 1st Appearance of Mighty Endowed; 1st Appearance of Supercycle
1/AYoung Justice1st Appearance of Mighty Endowed; 1st Appearance of Supercycle; 1st Appearance of Ace Atchinson
1/NSYoung Justice1st Appearance of Ace Atchinson; 1st Appearance of Mighty Endowed; 1st Appearance of Supercycle