Gaia Drum

The Gaia Drum, also known as the Earth or Earthen Drum, is a recurring offensive item in the Final Fantasy series. It has the power to summon earthquakes in all of its appearances. Avian foes are usually immune to its effects.

Final Fantasy II
Gaia Drum first appears in Final Fantasy II and casts "Earthquake IX", being the only way to deal earth damage to all enemies at once.

Final Fantasy III
The Earthen Drum casts Quake, which deals big damage to all foes.

Final Fantasy IV
The Gaia Drum casts Quake, which deals damage to all enemies.

Final Fantasy VII
The Earth Drum casts Quake 2 on all enemies when used, dealing average earth damage.