Moreover, on some games you can even fall of the map through a hole on the ground and reappear on the top of the screen.
This genre is characterized by having stable rooms (they are not scrollable) filled with some enemies and a platform map in which you usually have to go up or down to avoid or attack the different creatures. Later on, these games would make their way into the home consoles such as NES or Megadrive, which ended up replacing the arcade machines because of the commodity of playing in home that they offered. Snow bros is a platformer-arcade game, genre which was highly popularized during the 80s and 90s era due to the arcade machines hype.