The user must concentrate for 2 hours to use it, but this can be done at any time, this energy is concentrated in a single hand, while this spell is active the hand with energy can not move quickly, if it is not going to be used, this does 5D20 damage to everyone in range including allies, a dexterity saving throw is made with DC 30 and comes out with half damage, if it fails in addition to receiving the entire damage a part of the body is cut off, but with illusion, this recovers after 5 minutes, but if you are 5 feet or less from the one who cast the spell it does 1d100 damage, inevitable and if you have less than 50 life it splits you in 2, being instakill, it is used once every 4 long rests and if you try to use it continuously you will begin to bleed internally, which takes away all your actions,if the opponent reaches 0 HP dies instantly