Osrs Wyvern. They are also the only monster that. The creation process requires level 66 in magic and smithing, granting the player 2,000 magic and smithing experience, but the player's magic level will be completely drained to 0.
They were first revealed at runefest 2015 after being pitched on runelabs and being one of the november poll winners. Like other wyverns, they require an elemental shield, mind shield, dragonfire shield, dragonfire ward, or ancient wyvern shield to reduce damage from their icy breath however it is not required to be slain. Wyverns often use the icy breath attack dealing large damage and reducing stats if a protective shield is not equipped.