Popo

From Ice Climber Wiki

Popo is the main star of the game Ice Climber. He wears a blue parka and is proficient in using hammers.

In Ice Climber, Popo is always player 1. If there is a second player, the second player will be Nana. In Super Smash Bros., either Popo or Nana may be the player, but the default is Popo being the player character.