Trained as an Assassin since he was 14, Syl was proficient in the basic skills such as eavesdropping and pickpocketing. He possessed the rare training known as the Tongue Twister who has a fast reaction. Syl was a skilled knifer, fist fighter, runner and a sharpshooter as he is able to pick a target easily from a distance. In later years, Sylvester was able to shoot shotguns with one arm. As firearms are growing popular in his time, Sylvester uses a Colt Anaconda and a Winchester Model 97.