Cursed Technique: Adrenaline Surge

You have learned how to convert cursed energy into pure adrenaline, as a bonus action expend 2 cursed energy to go into an adrenaline doping state, you gain temp hp equal to half your max hp and gain a +4 to strength that lasts 3 rounds or until your temp hp depletes, when your adrenaline fueled state ends you can spend another 2 cursed energy to reset the timer and replace your current temp hp with a quarter of your max hp worth of temp hp