There's nothing but clips and stills from VHSs of live shows, this was literally the first ever band he was in.
They only have one studio album, Heartbreak in Stereo, they fell apart from in fighting and disagreements.
I am a graveyard
A band after Pency that never actually fully formed.
My Chemical Romance
Definitely his most famous band, with four albums, I brought you my bullets you brought me your love, Three Cheers for sweet Revenge, The Black Parade and Danger Days: The True Lives of the Fabulous Killjoys.
Reggie and the full effect
He recorded guitar on several albums and played guitar and sang live.
A project he took over when the front man wasn't writing anything to really get the band going. Their studio album is XO
His and James Dewees digital hardcore/glitch band that was put off from forming for years because of hate mail but finally got together to record Nothing above, Nothing below.
His rumored black metal project.
Frnk Iero andthe cellabration
The first name of his solo band that he formed shortly after My Chem split, his first solo album Stomachaches was named after unexplained stomach pain he had at the time.
Frank Iero andthe patience
The name change the band went under for their second album parachutes.
Frank Iero andthe future violents
His newest album Barriers, which has probably gotten the most attention.
And his the Cure cover band the Lovecats, which did Cure coverd live but doesn't have any studio recordings.
He was also briefly in Give up the ghost / American Nightmare.