Kidd Gruff, known as Yagi Kenta (八木ケン太 Yagi Kenta) in Japan, is a young boy from a small town in the Loch Mess area. He met his FM-ian partner, Goat Foo, at Alohaha. When they EM Wave Change, they become Kung Foo Kid, a wood-based martial artist known for his exceptional speed.
Kidd Gruff appears in the Loch Mess village after the events involving Zack Temple and Plesio Surf occur. Speaking to him unlocks his EM Wave Changed form as a secret boss, who can be fought in another area of Loch Mess.
Kidd Gruff is a well-mannered and respecting fighter, and is always ready to challenge Mega Man to a sparring match.
- The word "kid" can mean both a child or a young goat.
- Kidd Gruff's surname may be a reference to the Norwegian fairytale Billy Goats Gruff.
- His Japanese surname, Yagi (八木), means goat when written as 山羊.
|Mega Man Star Force series|
|Geo Stelar (Omega-Xis • Mega Man) • Sonia Strumm (Lyra • Harp Note) • Bud Bison (Taurus • Taurus Fire) • Luna Platz (Ophiuca/Vogue • Queen Ophiuca) • Zack Temple (Pedia) • Solo (Laplace • Rogue) • A.C. Eos (Acid • Acid Ace)|
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|Mega Man Star Force • 2 • 3 • |
Shooting Star Rockman: Wave Change! On Air! • Rockman.EXE Operate Shooting Star
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|Battle Card • BrotherBand • Link Power • EM Being • EM Wave Change • Planet AM • Planet FM • OOPArts • Dealer • Satella Police|
Transer • Star Carrier • Hunter VG • Visualizer • Star Force • Tribe On • Noise Change
Wave Scanner • Wave Command Card • Noise Kaizou Gear