Right before the detonation of Protection Powered
|Primary caster||Nanoha Takamachi|
|Japanese name||バリアバースト |
|First app.||A's (ep.5)|
Barrier Burst (バリアバースト Baria Bāsuto) is a spell originally derived from Protection Powered, detonating the active barrier to counter a melee attack. It is a very useful spell for Nanoha, as it allows her to break a melee engagement and gain distance for her shooting and bombardment attacks.