For today’s Major League Baseball player, steroids offer more than just the muscle strength and mass that most casual MLB followers notice bulging through the jerseys of Jason Giambi and Mark McGwire.

Pitchers use steroids to lubricate their tendons, allowing them to pitch more frequently and throw harder on fewer days rest. Catchers may do the same to save their knees – just ask Paul Lo Duca or Ivan Rodriguez.

But this list of 10 MLB Roid Monkeys is not intended to shed light on the guys who slip under the radar because their biceps aren’t as big as honeydew melon – instead, this list is meant to show just how big some power-hitters can unnaturally become.

For a complete list of MLB players implicated, admitted, and suspended check out the steroid era.

Click Here For The Bonus Celebrity D-Bag Roid-Monkey!