Petro Disruption (Japanese: ペトロディスラプション Petoro Disurapushon) is a poison-elemental Great Magic spell, featured in Valkyrie Profile. It can be cast by any Sorcerer during a Purify Weird Soul sequence, provided their default attack spell is Poison Blow and their weapon allows Great Magic. As all Great Magic spells, it is multi-target.
- Hits: 3
- Charge time: 5
- Increase to gauge: 51
- Base spell: Poison Blow
- Incantation: "Lo, ye shall look upon the calamities of heresy with beclouded eyes! Petro Disruption!"
- (Japanese: 我は命ずる 汝、悠久の時 踊興の讃歌を 混濁たる瞳で見続けよ! ペトロディスラプション! Waga wa meizuru nanji, yūkyū no toki yōkyō no sanka o kondaku taru hitomi de mitsuzuke yo!)
Petro Disruption deals several hits and adds a good deal of energy to the Gauge. It is thus best used second in a PWS sequence, to help maximize the damage of later PWS attacks.