Castlevania: Grimoire of Souls is a side-scrolling action RPG with characters from previous games available to be played.

The game also has an up to 4 player boss-rush mode as well as a 4v4 PvP mode.

Apart from the 2 new main characters, Genya Arikado and Lucy, 6 returning characters have been revealed:
Alucard (Castlevania: Symphony of the Night)
Simon Belmont (Castlevania)
Charlotte Aulin (Castlevania: Portrait of Ruin)
Maria Renard (Castlevania: Rondo of Blood)
Soma Cruz (Castlevania: Aria of Sorrow)
Shanoa (Castlevania: Order of Ecclesia)