You were roaming the, looking for him, when he appeared out of nowhere in front of you

Halt! Advance no further! Are you friend or foe?

You say "Whichever is your preference"

Very well... Y'know, you don't look like one of us...

You reply that you're not and you stand against Team Phantom

Hehe... So do I... Ever since Dr. Phantom turned me into this beast, I found his motives, it made me realize he's wrong! How about I test your strength with a duel? Just us?