Entangling Blast

Prerequisite: 5th level, a Warlock Cantrip That Deals Damage, Old Wood patron

When you hit a creature with the chosen cantrip the creature must succeed on a Dexterity saving throw or be grappled by roots, vines, and other vegetation until the end of its next turn. The DC for this saving throw and to escape this grapple is your spell save DC.