Origin
Furball’s exact origin is unknown but he is familiar with The Asthma Monster and at one point became a member of The Allergen Gang.
Creation
Furball was created by Howard Mackie and Mark Bagley. First appearing in Return of the Asthma Monster, which was a comic focused at those who suffer from asthma.
Major Story Arcs
Return of the Asthma Monster!
Furball helps break The Asthma Monster from prison and later guards the way to the Asthma Monster from Captain America. He jumps on John and Ruth’s (two kids assisting Cap) faces but Captain America manages to kick him down some basement stairs.