Thunder Syphon

Thunder Syphon (サンダーアスピル) is an ability in Kingdom Hearts III. It allows the user to recover their MP when damage is taken. The greater the damage taken, the greater the MP recovery.

Mechanics
In Kingdom Hearts III, Thunder Syphon is a. It can be multi-installed to increase its effect. It restores 3 MP multiplied by the attack power modifier of the opponent's attack, further multiplied by the number of abilities equipped.

Kingdom Hearts III

 * The Star Shield+ has Thunder Syphon as its equipment ability.
 * The Thunder Trinket has Thunder Syphon as its equipment ability.
 * The Thundara Trinket has Thunder Syphon as its equipment ability.
 * The Thundaga Trinket has Thunder Syphon as its equipment ability.
 * The Thundaza Trinket has Thunder Syphon as its equipment ability.
 * The Master Medal has Thunder Syphon as its equipment ability.