I don't dare.

I dare you to say the worst music you have ever listened to.

I don't dare, it's too foul.

I dare you to say the best song you've ever heard

I don't know any or it's not yet in my mind.

I dare you to hold a Pokemon Creed contest.(That would be nice x3)

('Buttnik Song? :P @Blue)
I held one 2 months ago. :P
I don't dare.
I dare you to say your favorite band.

(SHHHH DO NOT SPEAK IT'S NAME! DX)
I dare
Chameleon Circuit.

I dare you to beat the 8 Gyms in Pokemon Red/Blue/Green/Yellow using only your Starter (idc if you catch others and use those to beat the
Gym Trainers, But the starter has to go against the Gymleader on it's own, I find it actually pretty easy, all you need is a Lv.15 squirtle for Brock, a Lv.30 Wartortle for Misty, a Lv.40 Blastoise for Surge, ect,ect)

Can't dare. :3 Don't have Blue/Green/Red/Yellow. :P
I dare you to beat one of my scores in any game. :P (Idk.)

I don't dare.
I dare you to give me your strongest Pokemon.

LOL no. Even if I wanted to, your TL is waaay too low. :3
I dare you to breakdance.

I don't dare.
I dare you to obtain 400 Pokedex entries.

I'll dare when I have more time.
I dare you to survive this Tornado Watch. (If you're in Tornado Alley in the U.S.)

I don't dare.
I dare you to jump off an airplane with no parachute. xD

(OMG. xD)
Okays. *jumps off before the plane takes off* Hey, you never said while the plane was in the air. xD
I dare you to jump off a bridge. (Not really. xD jk.)
Okay, the real one:
I dare you to train any one Pokemon on Creed up to at least lv. 1k. In an hour or less.

I don't dare (It takes too long).
I dare you to ask Professor Oak for another starter Pokemon.

He won't gimme. :c
I dare you to get all starters and all evolutions of those starters on Creed.

I don't dare.
I dare you to swim in an ocean with sharks.