Viper

A Viper is a type of snake. Graham once encountered a viper at the Top of the Cliffs in Kolyma. The snake appeared to be about ten feet long. It was coiled and ready to strike. Graham tossed the leather bridle on the snake transforming it back into the winged-horse, Pegasus.

Quotes

 * "SSsssssss! Sssstay away or I will ssssssstrike!"

Behind the scenes
Graham may either use the bridle or may kill it with the sword for less points.