Block a user
Add dead zones where ghosts may not turn up
Fix ghosts that come out of the house in frightened mode going full speed
Add varying scatter-chase alternation timings of different levels
Add end-of-round level flash (new level texture, or is recolouring possible?)
Implement the different speeds of different levels
Fix ghosts that come out of the house in frightened mode going full speed
Ghosts can get stuck if there is an impassable adjacent tile in their current direction
Ghosts can get stuck if there is an impassable adjacent tile in their current direction