Here is our Mighty Eagle Total Destruction video walkthrough for Angry Birds Bad Piggies level 21-5. (If you’re looking for the 3-star walkthrough video, click here.)
Blast the TNT on the right side with a Yellow bird, then use a couple Boomerang birds to destroy the rubble on the extreme right. Leave the sardine can on the left side of the structure. If you have an alternate strategy please feel free to leave a detailed comment below.
Sardine Can into the left most stone block on the green stone base rock.