The jumping jack is an effective way to stimulate all the vital muscles of your body. It is a full-body exercise used in cardio and warm-up sessions. Jumping jacks include resistance and aerobic ...

Weighted glute bridge. If your goal is to increase strength, you can slowly incorporate weights. Be sure to add weight gradually to avoid injury and optimize the benefits of a weighted glute bridge.

If you'd like to unlock any other Brutality, though, you'll need to level up your characters. You can level up by playing Invasions or playing Online, though for our money Invasion seems to be faster.