19ac7c3e_Season_1___The_Mask_Wiki__Summary
[#] 8 [Title] Double Reverse [Summary] 
A reverse therapy treatment helps Stanley deprive the Mask of its power by acting like the Mask in his normal state, but when a criminal called Kablamus, capable of exploding and surviving, arrives in the city, Stanley must get the powerless Mask to work once again.
Season 1 - The Mask Wiki
Summary