|This needs a stretch.|
Needed: History is missing details.
Mr. Hyde had black hair, large black-rimmed eyes, and skin-colored lips. He wore a brown suit, cape, top hat, and gloves.
The New Scooby-Doo Movies
Zalia had been secretly living at Mammoth Studios for several years and didn't want it to be torn down, so he wore the Mr. Hyde costume so he could sneak onto the set and kidnap Sandy Duncan, leaving a threat to stop the sale of the studio if they ever wanted to see her again. However, he got Daphne by mistake.