Some of the most popular invocations for enhancing Eldritch Blast 5e include:Agonizing Blast: Adds the Warlock's Charisma modifier to the damage of each beam.Repelling Blast: Pushes the target up to 10 feet away on a hit.Eldritch Spear: Increases the range of Eldritch Blast to 300 feet.Lance of Lethargy: Reduces the target's speed by 10 feet until the end of your next turn.Grasp of Hadar: Pulls a target hit by Eldritch Blast up to 10 feet closer.