Sharptooth is the Tyrannosaurus Rex and the main antagonist of the film "The Land Before Time." He was first seen when Littlefoot and Cera are playing in the water puddle, he appeared trying to eat them. Later Littlefoot's mother appears and saves them fighting the Sharptooth. During battle, Sharptooth kills Littlefoot's Mother and died during the earthquake. Later he was alive and trying to hunt Littlefoot and his friends from reaching towards the great valley. Later in the final battle he was about to kill and eat Littlefoot and his friends, there about to kill him by dropping a boulder on him. But just when he's ready for the kill. Cera comes charging and hit the boulder, pushing him and plunge to his death into the water.
- Sharptooth became Pooh's enemy in Pooh's Adventures of The Land Before Time.
- Sharptooth will become Spongebob Squarepant's enemy in SpongeBob's Adventures of The Land Before Time.
- Sharptooth will become Bloom's enemy in Bloom's Adventures of The Land Before Time.
- Sharptooth will become Tino's enemy in Weekenders Adventures of The Land Before Time.
- Sharptooth will become Logan's enemy in Logan's Adventures in The Land Before Time.
- Sharptooth along with the other villains will get his revenge on Pooh and his friends in Winnie the Pooh in Fantasmic!.
- Sharptooth will return in Sega Unit Patrol Squad 1 Halloween Special The Rise of Fazbear.