Castlevania II: Trevor's Quest
Original title: Castlevania II: Simon's Quest
Platform: Nintendo Entertainment System
Region: USA (Update Hacks)
Media: Cartridge
Controller: NES Gamepad
Genre: Platformer 
Gametype: Hack
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A hack of Simon's Quest featuring Trevor Belmont. 

http://castlevania.wikia.com/wiki/Castlevania_II_-_Trevor%27s_Quest