No "Kaisobake" in Lone Wolf, just lots of regular ol' humans getting sliced and diced. The exploding monster bit is a staple in Japanese kids' shows, the classic one I remember being "GoRanger" from the 70s. That was a forerunner to the Power Rangers, Voltron, etc.

Banjo the gunslinger, and the Burn Unit. From Season 1.

Yes, Bob was so distracted by Hawk that he did walk away with the jicama. His transgression (and his being caught by the farmers market stall owner) was in the original script but got cut.