Zone of Ruin

Zone of Ruin (ブラスティングゾーン) is a technique that appears in Kingdom Hearts Re:coded and Kingdom Hearts χ. It allows the user to summon a giant sword of light and smite enemies with one blow.

Kingdom Hearts Re:coded
Zone of Ruin is a Simple Type Overclock Finisher that can be used by Data-Sora.

Kingdom Hearts Union χ
In Kingdom Hearts Union χ, Zone of Ruin is a that targets all enemies. It costs 1 special attack gauge to perform. It raises the Player's Power-based strength by 1 tier for 1 turn, and lowers the Power-based defense of all enemies by 1 tier for 1 turn.

Kingdom Hearts Re:coded

 * Data-Sora can purchase Zone of Ruin from Agrabah: Sector E for 620000 SP.

Kingdom Hearts Union χ

 * Zone of Ruin +5 is the special attack for medal.
 * Zone of Ruin +6 is the special attack for medal.

Origin
Zone of Ruin shares its Japanese name, Blasting Zone, with one of Squall Leonhart's Limit Breaks, during which he creates a gigantic glowing aura around his Gunblade to strike his opponents, similar to its appearance in Kingdom Hearts Re:coded.