Star Trek: The Next Generation actor Michael Dorn, who played conflicted and sometimes overly sensitive Klingon Worf in the series, is lending his voice to Swamp Thing in the Infinite Crisis MOBA from Turbine.

In the video above, Dorn discusses Swamp Thing’s metamorphosis from scientist Alec Holland into a protector of the Green, and a good guy despite the violent manner in which he bashes enemies.

Come December 17, those playing the in Infinite Crisis beta can try their hand at the new protector role.

Read more here: VG247