Being a grappling dummy is a tough gig. Yodkaikaew Fairtex took to Instagram to share footage of him attacking one with some ground and pound followed by a series of vicious headbutts.

The Thai fighter, who faces Sung Hoon Woo at ONE: ‘Bad Blood’ next week, was in an uncompromising mood:


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A post shared by y2k fairtex (@y2k_fairtex)

Yodkaikaew comes from a Muay Thai background. But he has won three fights out of four for ONE Championship to establish himself as one of the top Thai prospects on the roster.

We assume he realizes that headbutts won’t be allowed when he fights at the Singapore Indoor Stadium next Friday. But Yodkaikaew will be looking to knock the stuffing out of Woo who will be making his promotional debut.