Best difficult, roguelite and early access games Disjointed mechanics prevent Banners of Ruin from standing out. Between mastery and instinct, Black Book pushes your limits. Deck of Ashes offers a familiar but enjoyable captivating journey. A competent, if unremarkable, RPG experience: Knock on the Coffin Lid. Vault of the Void turns dodging traps into a true strategic quest. Mage Tower 2: Call of Zadeus provides an acceptable dive into Strategy. Novus Orbis mixes Adventure and RPG with varying success. Railroads & Catacombs provides an acceptable dive into Adventure.