This short scene contains some pretty big implications regarding Checkmate and hint at grown up Lex Luthor definitely making an appearance on the series.
The CW’s Supergirl has steadily introduced familiar characters as season two progresses.
The sinister family behind Supergirl‘s L-Corp, formerly Luthor Corp, has been undergoing a re-branding of sorts with its most famous face locked up.
Lex’s war suit was revealed last week, and in flashbacks in this episode, Lex himself is revealed.