Even though I have an OI and love it a lot, i would say the AI because the AI seems to be more forgiving on more patterns than the OI. It can also handle more oil than the OI. They are both very good for medium though. . .
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Its hard to play with an inferno and not get burned. Last time I threw my inferno, the opposing bowler definitely got burned.
COME TO THE DARK SIDE. WE HAVE COOKIES!
ArsenalColumbia Scout Reactive(Blue/Gold)
V2 Sweet
Original InfernoIntense InfernoSmokin' InfernoMaxim(spare)
(scorchin to occupy this place shortly)