Ars Arcanum

Ars Arcanum (ラストアルカナム) is an ability that appears in Kingdom Hearts, Kingdom Hearts Final Mix, Kingdom Hearts: Chain of Memories, Kingdom Hearts Re:Chain of Memories, Kingdom Hearts II Final Mix, Kingdom Hearts 358/2 Days and Kingdom Hearts Birth by Sleep. It allows the user to attack enemies with a massive combo attack. In Kingdom Hearts and Kingdom Hearts Final Mix, it costs 4 AP to equip and 3 MP to use.

Kingdom Hearts and Kingdom Hearts Final Mix

 * Sora learns Ars Arcanum after defeating Captain Hook in Neverland.

Kingdom Hearts: Chain of Memories

 * Ars Arcanum is an Attack Sleight that Sora learns at level 37.
 * Its card combination is:

Kingdom Hearts Re:Chain of Memories

 * Ars Arcanum is an Attack Sleight that Sora learns at level 42.
 * Its card combination is:

Kingdom Hearts II Final Mix

 * Limit Form has Ars Arcanum as a default ability accessible from the Limit menu.

Kingdom Hearts Birth by Sleep

 * Ars Arcanum is a Deck Command for Ventus.

Kingdom Hearts 358/2 Days
Although Ars Arcanum cannot be performed by any playable character, Xion can perform a modified version of Ars Arcanum in her third form.

Etymology
Ars Arcanum gets its name from the Latin ars meaning 'art' and arcanum meaning 'hidden'.