The year-old will return to welterweight to fight the unbeaten Spence. IBF welterweight king Kell Brook will fight Errol Spence Jr in. enrolled. bouts, rounds, KOs, 66%. global ID, US ID, birth name, Ezekiel Brook. alias, The Special One / Special K. born, Reach : 69″ / cm. After Kell Brook's IBF title defence against Errol Spence Jr was Spence Jr, who holds a perfect fight record, has been hailed as a future.