Requirements to enter are to have at least 1 character at level 150.
It takes 2x the total EXP to level up.
Mobs have 4x the HP and damage
Mobs give 4x the EXP when killed
Various cubes drop from all monsters at about the same rate as scrolls pre Big bang.
All jobs must pass through Maple island before reaching the normal Maple world.
Storage is not accessible until clearing Maple island.
In order to leave the island, all characters must defeat a weakened octopus boss (reskin from Commerci) on the boat ride.
If a player fails to defeat the boat boss within 3 deaths, then that character dies permanently.