The phrase "rage art" refers to a type of strong and expressive artwork that is inspired by intense emotions, often anger or frustration. Full definition
The most notable change is the addition of Rage Arts which will activate automatically when you reach a certain amount of health. (monstervine.com)
With Rage Arts, fights become more tense as the losing player can unleash one single move that, if it connects, might even the odds. (playstationlifestyle.net)
The first thing players will notice when diving in is that there have been a few major additions to the gameplay, most prominent of which is the new Rage Arts technique. (impulsegamer.com)