Unlimited Forge Works

You learn how to access a pocket dimention of your desing and drag someone with you. A creature must succeed on a Charisma saving throw or be dragged to a pocket dimension of your desing for a minute, in wich it will take 7d8 elemental damage of your choosing (fire,thunder, cold, lightning) until the time ends or succeds in said saving throw. It can try to pass the saving throw at the end of each of it's turns. Both you the objective creature can use all of it's actions as usual, but will stay in said pocket dimension for the duration of said the ability.