Fleas is a status ailment specific to Mother 3 that occasionally causes the victim to be unable to use special abilities, like PSI or Thief's Tools. There is no warning prior; when it is the victim's turn, they will be presented with the message "Name's fleas prevented him/her from using special techniques!".This status ailment especially effects Boney more than the other characters. It can be cured by Flea Powder.
Enemies which can cause fleas: