Check out this Risk of Rain 2 guide on how to beat the Great Elder Lumerian. Info includes boss fight gameplay tips, boss moves & attacks, and more.
Great Elder Lumerian - Boss Overview
The Great Elder Lumerian is basically the Teleporter boss version of the Lumerian lizard you encounter in the Abyssal Depths. It also has the same attacks but hits harder and deals more damage.
Great Elder Lumerian - Boss Fight Combat Tips
Move Away From Fire Breath
The Great Elder Lumerian will spew out a stream of magma and fire from its mouth. If it focuses on you, this can deal a lot of damage so move away from the boss when it does this move.
Dodge Or Dash Away From Fire Balls
The Great Elder Lumerian will spit out a bunch of magma fireballs in your direction. If this hits you point-blank or you're hit with splash damage, your HP bar will go down significantly so dodge or dash away to keep safe.
Great Elder Lumerian - Boss Attacks & Moves
A short stream of magma and fire will be spewed out of the boss's mouth, following your direction.
A bunch of magma fireballs will be spit towards you from the Great Elder Lumerian's mouth. This will deal damage point-blank and has splash area-of-effect damage.