Smash Ultimate Tier Lists - Fighters Organized by Platform of Debut

Even then, Metal Gear was on NES, which spawned (Venom) Snake's Revenge, which inspired Metal Gear 2: Solid Snake. There was also The Twin Snakes, a GameCube exclusive, and Snake Eater 3D for 3DS. All but Snake's Revenge are main series games – or ports thereof. Cloud is definitely the odd one out; he only appears in spinoffs,Thearhythm and Explorers being examples (plus Kingdom Hearts).

Well, Ganondorf's human form didn't appear until OoT, so his placement makes sense to me.