Shapeshifter's Quest was created in 2005.
Bruce Coville's Shapeshifters was created in 1999.
Werewolves are shapeshifters
weightlifters
Yes. Shapeshifters are polymorphic because they can change into any form they want to.
There are several shapeshifters in X-Men, but perhaps the best known is Mystique.
In-Quest was created in 1994.
It depends on the lore or mythology you're referring to. In many stories, shapeshifters are not immortal but have the ability to change their form. However, there are also versions where shapeshifters can live longer lives or have a form of immortality.
Dallas Quest was created in 1984.
The Quest of Tarzan was created in 1941.
Emily's Quest was created in 1927.
Quest Diagnostics was created in 1967.
Dezra's Quest was created in 1999.