Castlevania: Dawn of Sorrow is an action-adventure game developed and published by Konami in 2005 for the Nintendo DS. It is part of the Castlevania series and the direct sequel to Castlevania: Aria of Sorrow. Set in a gothic universe, players take on the role of Soma Cruz, a young man who must navigate through an elaborate castle filled with monsters and bosses to halt the resurrection of Dracula. The game is notable for its 2D platforming, RPG elements, and the Tactical Soul system, which allows players to absorb and use the abilities of defeated enemies.