Best procedural generation, roguelike and rpg games Across the Obelisk has a few great ideas hidden behind classic gameplay. Astrea: Six-Sided Oracles brings an uneven but interesting strategic experience. Between mastery and instinct, Black Book pushes your limits. Mage Tower 2: Call of Zadeus provides an acceptable dive into Strategy. Nowhere Prophet offers a decent RPG experience. Novus Orbis mixes Adventure and RPG with varying success. Poor execution makes Void Tyrant a tough sell.