Obsidian

Marceline and Princess Bubblegum journey to the imposing, beautiful Glass Kingdom, and deep into their tumultuous past, to prevent an earthshaking catastrophe. Marceline and Princess Bubblegum journey to the imposing, beautiful Glass Kingdom, and deep into their tumultuous past, to prevent an earthshaking catastrophe. Marceline and Princess Bubblegum journey to the imposing, beautiful Glass Kingdom, and deep into their tumultuous past, to prevent an earthshaking catastrophe. Marceline and Princess Bubblegum journey to the imposing, beautiful Glass Kingdom, and deep into their tumultuous past, to prevent an earthshaking catastrophe.