Instead of collecting rings, the Knuckles demo tasks you with finding 5 "Corrupted Emeralds." Each emerald you pick up changes the level geometry. Pick up the wrong one, and the screen glitches, revealing a labyrinth beneath the fortress.
However, some purists argue the game relies too much on visual glitches. But for most, the blend of retro aesthetics and modern horror pacing makes it a winner.
: The demo typically features a corrupted version of a classic level (like Scrap Brain or Marble Zone), filled with "bloody executions" and disturbing environmental cues. Reception and Development
The game features a remastered soundtrack including tracks like "A Divine Symphony" "Your New Home"