Hey Game of Thrones book readers, are you ready to feel like us non-book fans for a change? While fans of George R.R. Martin’s A Song of Ice and Fire novels have always been one step ahead of non-book readers while watching the action play out onscreen, the HBO TV adaptation is about to introduce a brand-new character in season five that isn’t in the books. Details of the new character named “Malko” are being kept secret right now, but he is definitely not from the books. And the best part? Malko is being played by Mr. Eko! That’s right, Lost alum Adewale Akinnuoye-Agbaje landed the über-mysterious role on the HBO fantasy series The actor tweeted about his new role, confirming his Westeros presence.