The Basilisk is the third boss in Rebirth of Evil. It is a giant snake.
The Basilisk will slither around the room, while whipping the player with its tail. It can also shoot fireballs, and bite the player, poisoning them. Later in the battle, it can shoot a laser beam from its eyes, paralyzing the player. It has 2200 HP. It drops the Emerald Orb. Its theme is Snake Head Medusa.