The Beginning19% of players- No achievement
One ending has no achievement of its own, so Steam can't say who saw it.
Which did you get?
Your Steam profile lights the endings you hold, with the day you got each.
How many endings does Bastion have?
Bastion has 2 endings, and one has an achievement of its own on Steam.
Which achievements are endings was read by an AI model and checked against the game's wiki by another. The shares are Steam's global achievement stats: players who launched the game, not players who finished it.