Conor McGregor does 10 year challenge to show how he's bulked up

McGregor's comparison post — which he captioned: '5 world titles later' — shows that he has bulked up significantly since he was 20. The Irishman has also inked his torso with tattoos.

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Conor McGregor does 10 year challenge to show how he's bulked up

Conor McGregor does 10 year challenge to show how he's bulked up

Conor McGregor shows off unbelievable body transformation as UFC star looks jacked with hulking muscles ahead of return – The Irish Sun

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