Eruptor is a lava monster Skylander in Skylanders: Spyro's Adventure. His Series 3 counterpart is called Lava Barf Eruptor.
In Skylanders: SuperChargers, Eruptor is redesigned as a SuperCharger named Lava Lance Eruptor.
There are roughly one-sh*t billion tropes so PLEASE look through them before adding one. Otherwise add what you like. ADDITION: PLEASE read through the trope description provided before submitting something. It's not a huge deal but too often people submit characters that don't fit just because they misinterpreted the title...
