This has probably been asked before, but why was Ponda Baba’s arm replaced with Evazan’s?
Indeed it has AK, and it’s because Obi-Wan actually cuts Evazan’s arm off due to him pulling out a blaster in the original footage.
(having said that, since the footage shows Obi-Wan swiping his lightsaber TWICE during that scene, I guess Ponda Baba’s arm also ended up on the cantina floor somewhere)
In the book Ponda Baba was cut in half:
In the split second when the gun and its owner’s attention was off him, the old man’s hand had moved to the disk slung at his side. The short human started to yell as a fiery blue-white light appeared in the dimness of the cantina.
He never finished the yell. It turned into a blink. When the blink was finished, the man found himself lying prone against the bar, moaning and whimpering as he stared at the stump of an arm.
In between the start of his yell and the conclusion of the blink, the rodent-thing had been cleft cleanly in half down the middle, its two halves falling in opposite directions.
And in the script:
With astounding agility old Ben’s laser sword sparks to life and in a flash an arm lies on the floor. The rodent is cut in two …