Hollow Knight is a 2D action-adventure game developed by Team Cherry. Set in the mysterious, underground world of Hallownest, players control a small, silent knight as they explore vast interconnected areas, battle various enemies, and uncover the lore of the fallen kingdom. The game features a hand-drawn art style, atmospheric music, and challenging gameplay. Players can acquire new abilities and upgrades, allowing them to access previously unreachable areas. Hollow Knight has received critical acclaim for its design, depth, and engaging combat mechanics, making it a popular title among fans of the genre.