e. Coli:

26 post a day...like a dude holdin a clock u have time on ya hands
joker is a whack man....he now sweats whackness from his glands
^ok opener: 5/10

u ill???its impossible like armless kids tryin to paint pictures
ya rhymes wouldnt be worshiped even if u spit bible scriptures
^decent punch, could have been more refined tho: 6/10

in this battle im the ace and i got this joker scared
his last hope is sellin his album to the hearing impaired
^nice personal: 7/10

no clothes to wear...this bum is homeless he really is from the streets
ya rhymes pack no heat...ya best win came against a dude wit 80 defeats
^ok line: 4/10

even though no one likes u bin laden made u a 100 foot statue
why?? terrorist destroy what they dont like.............................
....................since there aint no more towers now they can hit u
^ehh, didn't quite work: 4/10

with this battle jokers career is endin like jam master jay’s
first loss....like a mute kid joker now has nothing to say
^ok punck, alright finish: 5/10

Joker:

His structure is lop-sided, he gots only 1 punch but first u gotta find it
My rhyme's are mentally effective to kill slowly i don't play wit da kind-shit
^good opener: 6/10

l frown down on the weak like you when I attack with arched eyes
e.coli VS joker this cats history he belongs somewhere in da archives
^ok line, not a hard punch tho: 5/10

Nigga dis Ohio mother fucker its time for you to meet the best of the best
No wonder this cat ecoli is so fucking retarded hes a product of an incest
^LMAO!!! 1st line, a 'lil filler, but that's a strong hit: 8/10

You're warm piss at best...I'll spray you with hottness penetratin ya flesh
My gat wil hit you with bullets like Big Bret Favre puttin 4 on your chest
^hard line, like the snap/meta: 7/10

Watch the disection..E.coli is ryhmin wit perfection prickin like a lethal injection
^(huh? talkin' e.coli up?)
Nigga acts like hes hardcore but never seen war like air force reserve veterans
^still a pretty tough finish: 7/10

Overall:
e.coli: 31/60 = 51% ill

Joker:33/50 = 66% ill

pretty decent verses, both of you, but I gotta vote: Joker