no he did not use a mask.
A Kitsune mask is a traditional Japanese mask representing a fox. It is often used in traditional Japanese theater, festivals, and ceremonies to portray fox spirits or deities. Kitsune masks are believed to bring good luck and protection against evil spirits.
the only place I recall you can use the giant's mask is the room you fight twinmold in
You can use the Fierce Diety Mask in ANY Boss Rooms. Not just the gay Moon
you do need a mask on and you an use any of the following... King tuts mask, ninja mask or the wrestling mask!
In the stone tower temple boss room. But you can also use it in any other boss battle once you have the mask =)
M65 Gas Mask.
it is use to prevent chemicals
They use the military varient of the Gp7 gas mask.
How to use the oxygen mask on potty racers 3.4
Most people use a mask to cover their faces on Halloween.
Manufacturers use certain deodorizing products, which vary depending on the brand, to mask the odor of a perm.