UFC: Max Holloway prepared to step in for Conor McGregor or Dustin Poirier – ‘I’m just a call away’

• ‘Any weight can get it – I’m willing to fight at anything, I’m a modern-day gladiator,’ says former featherweight champ Holloway
• ‘Blessed’ keen to ‘mix it up’ with a submission win against No 6-ranked Calvin Kattar in UFC Fight Island 7 main event