its easy to train w/ 3 fires 1 wind / 3 fires 1 earth
its just the fire doesnt need to use poison so that they will get exp too
coz if u used poison only the earth / wind will get the exp not the fires
ooh and btw syensya there are many types of gst ^^
sarin is right just use the search button .

but still thanks for another info.
keep helping wlo make more guides but dont just copy
help it on ur own work