WWE World Heavyweight Champion Randy Orton will face off against the "Celtic Warrior" Sheamus in the main event of this week's Monday Night Raw.

This match will be Orton's final challenge heading into Sunday's Elimination Chamber pay-per-view. In the past two weeks Orton has lost to Daniel Bryan on Raw, defeated Christian in his Smackdown return, lost to John Cena this past week, and suffered a major upset loss to Cesaro on the latest Smackdown. Sheamus will the fifth and final opponent who will step inside the Chamber match next Sunday to challenge for the Viper's world championship.

As this is the go-home show for the Elimination Chamber PPV, expect the final confrontation between the Shield and the Wyatt Family, plus WWE.com is teasing further development of the Usos as championship contenders, and more.