Improve logic for multiple Neutralizing Gas check
Improve logic for multiple Neutralizing Gas check

svivian/Pokemon-Showdown,xfix/Pokemon-Showdown,Zarel/Pokemon-Showdown,svivian/Pokemon-Showdown,xfix/Pokemon-Showdown,svivian/Pokemon-Showdown,xfix/Pokemon-Showdown,svivian/Pokemon-Showdown,xfix/Pokemon-Showdown,Zarel/Pokemon-Showdown,Zarel/Pokemon-Showdown,svivian/Pokemon-Showdown,xfix/Pokemon-Showdown