Poison Gas is a support move, designed to poison targets.
The user inhales sharply, before exhaling a cloud of dark green or black semi-translucent gas, which doesn't serve to obscure the target's vision. However, by inhaling any of the gas, the target can start to suffer from lung conditions, and more importantly, blood poisoning.
While not as virulent as the poison spread through Toxic, unless the beings afflicted get medical treatment, there is a high chance of the poisoning disabling or killing them. However, the user must be careful in the technique's use, as the technique cannot distinguish friend from foe, and can accidentally poison team-mates.
- Ghede - hers can cause burning as well due to it's higher temperature.
The technique is an E-ranked support move. This is explained to be because of it's inability to distinguish friend from foe, and the lack of rapid virulence within the target.