Revan & Revan vs Revan & Revan
Revan Redeemed as of Knights of the Old Republic & Revan Reborn as of The Old Republic: Revan.
versus
Darth Revan as of the Jedi Civil War & Revan the Returned as of The Old Republic: Shadow of Revan.
1.) Neutral Grounds
2.) Temple of Sacrifice
BONUS: Loser gets Supreme Commander Revan as of the Battle of Dxun.