The Devil has converted a tenement building into monsters-only housing in Unholy Heights, a mashup of Tower Defense & Apartment Management Simulation. Sucker monsters into moving into your building, charge them rent & keep them happy by buying them furniture. Unfortunately, heroes have caught wind of the Devil's plan, & will stop at nothing to wipe him out. Knock on residents' doors to call them to battle, trap heroes in devious pincer formations, & command your troops to victory. Mon...