I liked weighted dips and ring dips, the ring dips a little bit better although they are a bit more challenging, this is because sometimes depending on the dip apparatus it just makes it uncomforatble. With the rings it's a lot more adjustable for your body.
"And for crying out loud. Don't go into the pain cave. I can't stress this enough. Your Totem Animal won't be in there to help you. You'll be on your own. The Pain Cave is for cowards.
Pain is your companion, don't go hide from it."