Opening the way to the Underworld.
A rugged, red stone from a faraway world. In its home world, it was needed to open the way to the Underworld, the home of the Dwarves. In some regions, it is also known as the sun's stone.
Final Fantasy Brave Exvius description
The Magma Stone (マグマの石, Maguma no Ishi?), also called the Magma Rock, Key of Magma, or Magma, is an item in Final Fantasy IV which opens the way to the Underworld, where the Dark Crystals lie.
Appearances
Final Fantasy IV
Kain gives the Magma Stone to Cecil after being temporarily freed from possession by Golbez. Kain joins the party and Cecil tosses the key down a well in Agart to open the way into the Underworld.
Final Fantasy IV: The After Years
The Magma Stone is a dummied out item, only accessible via hacking.
Final Fantasy Brave Exvius
Magma Stone (FFIV) was an accessory obtained during the Final Fantasy IV exploration event, "Tower of Zot". It provided 34 DEF, HP +30%, and +50% fire resistance.
Gallery
Etymology
Magma is a mixture of molten or semi-molten rock, volatiles and solids that is found beneath the surface of the Earth, and is expected to exist on other terrestrial planets.