If Capcom and SNK do another Capcom VS SNK game and was dual audio like most of Capcom's recent games, my pick for Athena's voice is Cristina Vee (using the voice she used for Mio Akiyama from K-On or Tatiana from Fire Emblem Echoes, not low pitched like Darkness from KonoSuba or Velvet from Tales of Berseria, but not high pitched like Compa from Neptunia or Kotori from Love Live). Heck, I think Cristina could sing a cover of Psycho Soldier for the game as Athena.