User blog:The Music Master/Heroes and other supporting characters that should've made an appearance in Arrowverse and Supergirlverse

Heroes and other supporting characters that should've appeared in the Arrowverse:
What do you guys think about about bringing other heroes and characters in the Arrowverse like "Nathaniel Adam (Captain Atom), Rex Mason (Metamorpho), Sapphire Stagg (Simon Stagg's daughter), Ted Kord (Blue Beetle), Hal Jordan (Green Lantern), T.O.Morrow and Red Tornado's doppelgängers from Earth-One (hopefully Red tornado from Earth-One will be a hero unlike his doppelgänger from Earth-thirty Eight ), Kent Nelson/Doctor Fate (the helm of Nabu had a cameo appearance in Constantine in episode 1 in Season 1) and   Princess Diana/Diana Prince/Wonder Woman (Cheetah's villain name was mentionedin the Flash in episode 22 in Season 3, not to mention that Themyscira did appear in Legends ofTomorrow in episode 6 in Season 3) and The Spectre (Zed Martin saw Jim Corrigan's future with mutiple gun wounds and a green mist surrounding him '''). '''

Heroes and other supporting characters that should've appeared in the Supergirlverse:
''' Speaking of the Arrowverse, what about other heroes and characters in Supergirlverse like Koriand'r/Starfire, Dick Grayson (Nightwing), Barbara Gordon (Batgirl/Oracle), Guy Gardner/Green Lantern (In the New 52 comics, Guy Gardner is Supergirl's Mentor in the Red Lantern Corps) and Mister Bones (in the comics, he is the director of the D.E.O.). '''

Heroes and other supporting characters that should've appeared in both arrowverse and supergirlverse:
Katar Hol/Hawkman and ShayeraHol/Hawkwoman (The Thanagarians and Thanagar and was mentioned in Legends of Tomorrow season 1 in episode 15 & Mon-El mentions Thanagar in Supergirl season 2 episode 7),  '''Bruce Wayne/Batman   (Oliver mentioned Bruce Wayne when he was talking to the press in Arrow season 6 in episode 2 & Kara did say that Superman worked with a vigilante with lots of tech toys and demons in Supergirl season 2 episode 7) and Katherine Kane/Batwoman (She is one of Batman's Batman Family teammates and she is also a D.E.O. agent). '''

