One non-character swap strategy for Angry Birds Star Wars II Rewards Chapter level PR-13 is to send the TIE Fighter Pilot through the ropes under the wooden structure, shooting the slanted metal plank as you pass by. The blasts should detonate at least one TNT below, causing blocks to rise. All enemies should pop, but you need some extra damage to earn three stars. The score in the video below is 96,650.
Reward Chapter levels are unlocked by obtaining a predetermined amount of damage points with a specific character. For a complete layout of these thresholds, see our achievements list. We also have a handy Complete Characters Guide that breaks down all the characters and their abilities. If you have a different strategy leave a comment below; however, don't just post your score via the comments, as that's what the leaderboards are for.