Meteor

Meteor (メテオ) is a technique that appears in Kingdom Hearts Birth by Sleep and Kingdom Hearts 3D: Dream Drop Distance. It allows the user to bring a giant meteor crashing down on enemies, triggering an explosion on impact that deals massive damage.

Mechanics
In Kingdom Hearts Birth by Sleep, Meteor is an Ultimate exclusive to Terra that takes up two slots in the Command Deck, has a maximum level of 6 and a normal reload time of 25 seconds, and fills the Command Gauge by 40%.

In Kingdom Hearts 3D: Dream Drop Distance, Meteor is a exclusive to Riku that uses two slots in the Command Deck and has a reload time of 46 seconds. Meteor can deal an additional damage if it contacts enemies in the air. Meteor grants +3 to when attached to a Dream Eater recipe.

Kingdom Hearts Birth by Sleep

 * Terra can create Meteor through Command Melding.

Kingdom Hearts 3D: Dream Drop Distance

 * Sora or Riku can obtain Meteor as the A-rank reward for the Dive to The World That Never Was.
 * Sora and Riku can purchase Meteor from the Keeba Tiger Ability Link for 400 Link Points.

Kingdom Hearts Birth by Sleep
Meteor is a Ultimate-class Magic Command that can be melded through three different recipes, listed in the Giga Magic Recipe.
 * The first recipe can only be melded by Terra, and is a recipe that has a 10% chance of transforming from Quake.
 * Brutal Blast (LV4) + Magnega (LV4)
 * The second recipe can only be melded by Terra, and is a recipe.
 * Geo Impact (LV5) + Quake (LV5)
 * The third recipe can only be melded by Terra, and is a recipe that has a 10% chance of transforming from Quake.
 * Zero Graviga (LV4) + Brutal Blast (LV4)

Kingdom Hearts II
can use a version of Meteor, which consists of countless small meteorites.

Kingdom Hearts Birth by Sleep
and the     can use Meteor in battle.

Kingdom Hearts III Re Mind
Armored Xehanort can use Meteor in battle.

Origin
is a recurring spell in the  series. It is usually one of the stronger spells and summons a barrage of meteorites to bombard enemies. It either does single non-elemental damage, or hits for mediocre damage multiple times. It is depicted as an upgraded form of the spell, or replaces it in games where Comet does not appear.