Absolute Strength

Just as a bit of sanity appeared within David's mind, it was quickly overwhelmed by the feeling of pure rage and fury. 

He had actually been underestimated! A loud roar of rage, erupted from his lips and a blast of Intense toxic radioactive wave of explosion erupted from within David. 

With a ppft sound, a reddish recurring blood coloured fog escaped every pores of his skin, engulfed him in a violent rage like a miasma, enhancing him even more strength. 

Frenzy

His left fist hanging downwards suddenly clenched as he punched upwards, at Artheston's chin in a upper cut. 

It was so fast Artheston didn't expected David to recover so fast not to mention live so quickly so suddenly. 

Boom! 

Ripples spread out in the air, shaking the entire space as though it was about to rip through the fabric of space.