These rooms can indeed be challenging, and are a good way to supplement the potentially short main story mode. (shortpause.com)
What Needs Improvement: character AI; no co-op in main story mode; adding jumps and other powerful character movements (geardiary.com)
Resident Evil: Revelations features both a single - player main story mode where players complete a series of episodes to defeat numerous enemies and solve various puzzles through the 3DS's touchscreen, as well as a multiplayer mode where players fight to survive in a slightly altered campaign. (lifewire.com)