According to Jim Cornette, Gene Anderson had such an extraordinary grip strength that he could make anybody beg, including The Barbarian, with only two fingers (his thumb and middle finger) grabbing an elbow.
Ole & Gene Anderson and Abe Jacobs. Look at how young Ole looks in this picture. I've heard from multiple sources that Gene Anderson was one tough old buzzard. He doesn't look like much, but you know that move the "Test Of Strength"? Supposedly, he had one of the Road Warriors with one hand, and one with the other, and he had them crying like babies. And, at the time, he was over 40 and they were in their prime!
As mentioned in the video below, Gene Anderson was also a legit shooter and sadistic bastard as many pro wrestlers were at the time.