The user blasts the target with virulent slime. The more it is used in succession, the more likely it is to poison or weaken the target.
The user spits out a deluge of contaminated slime that makes the opponent feel sick and uneasy. Frequent buildup of this slime makes opponents more and more likely to succumb to its effects.
Has a 10% chance to poison the target and a separate 10% chance to lower the target's Special Defense by 1. Each effect chance doubles after every time this move hits consecutively, maxing out at 100% each. The effect chances reset if this move misses, the user leaves the field, or another move is used in between uses of this move.