For historical significance I’d go:
Mario
Master Chief
Sonic
Laura Croft
For my personal favorites id go:
Daxter
Arthur Morgan
Kratos
Nathan Drake
For historical significance I’d go:
Mario
Master Chief
Sonic
Laura Croft
For my personal favorites id go:
Daxter
Arthur Morgan
Kratos
Nathan Drake
Mario (Most Iconic Platformer Character)
Doom Guy (Most Iconic FPS Character)
Either Cloud Strife or Pikachu (Most Iconic RPG Character)
Either Ryu or Scorpion or Sub Zero (Most Iconic Fighting Game Character)