Said to be the first extraterratrial robot, Wily modified that body into an unpredictable ninja warrior. He's very short with his words and quite polite, but very easily bored and loves surprising people with any new tricks he can think of. This is why he entered the race with the Shinobi Master, to build a ninja house of tricks with most of the prize zenny and pay those who can get through with the rest of it.

Plain and simple, make him feel like a dangerous ninja that can strike you any time.