Big Van Vader
Over the course of his career, Big Van Vader had been a part of World Wrestling Federation, World Championship Wrestling, and New Japan Pro Wrestling. Among other things, he won the United States Heavyweight championship, IWGP Heavyweight Championship, and WCW Heavyweight championship. Sadly, he was diagnosed with heart problems in 2016. Two years after that, he died of pneumonia.
Kevin Nash – $8 Million
This story has a pretty different story. Kevin Nash got his start in WWE but eventually switched to WCW. He is also known for founding the New World Order. Even though he is on the older side, he continues to make occasional appearances. Now semi-retired from the ring, he has appeared in Teenage Mutant Ninja Turtles II: The Secret of the Ooze and Magic Mike.