The most effective training programs prescribe some form of the basic compound exercises—Squats, Deadlifts, Presses and Pulls. Fundamental plyometric exercises, such as Box Jumps and Broad Jumps, are also common.
For variety's sake, however, let's dust off some forgotten, yet effective, exercises that deserve a second look. They would be an excellent addition to any training program.
Check out the exercises over at Stack.