Casting rage temporarily gives you bloodblade and has 5 different stages.

Stage one unlocked at level 5 spellsyour eyes turn red with slits and looking directly into them will cuase anything immense fear as well as giving you super human strength (1d8 extra damage).You can also attack twice.

stage 2  at level 6 spells you have a red glow around your body and being near you will cuase immediate fear and looking into your eyes and can make a person see whatever you want them to see. you also have claws (1d10 unarmed strike bonus). You may materialize weapons out of your blood or an enemy’s blood. (Weapons are physical dnd weapons)

Stage 3 at level 8 spells you cannot tell if someone is friend or foe and your claws become much sharped (5d10 extra damage) the overflow of energy causes you to gain superhuman strength,speed and stamina and the area around you starts to crumble you can form anything from blood.

Stage 5 9th level spells. Your cells rapidly decay and regenerate causing you lifespan to decrease rapidly (1d10 damage to you every turn)you do 15d10 damage plus the weapon your attacking withs damag.the discharge of energy around you cuases enemy’s within 10ft of you take 2d10 damage per turn. Looking into your eyes cuases a person to see whatever you want them to and feel what you want them to(no damage is caused).prolonged uses will deteriorate you mental health and scar you. (All previous mentioned abilities can be used)

you may choose what stage to activate while spell is active as long as you have the level for it.