There are over 20 characters in all, mixing famous faces alongside more obscure characters. (consoleob.com)
Here, players are able to do side - quests to unlock other, more obscure characters. (dualshockers.com)
Initially, Super Smash Bros. focused on its most popular characters such as Mario, Link, and Pikachu, but as time progressed, started adding in more obscure characters like R.O.B., Ice Climbers, and Mr. Game & Watch. (thedreadpirateguy.com)