The large lava lantern is an item that was obtainable via Treasure Hunter as part of the Lava Lanterns promotion in May 2016. It can be released for both regular experience and bonus experience at the same time. It can be used on any skill that a large XP lamp can be used on and gives 200% of the experience that the lamp would give, split equally between experience and bonus experience.
- Initially all lava lanterns gave 150% of the experience that the respective lamps give. This was increased to 200% on 30 August 2017.