Eldritch Blade

A blade of eldritch energy prolong one of your arm. The blade is weightless. Make a melee spell attack against a creature or an object within 5 feet of you. On a hit, the target takes 1d10 force damage. The blade last until the beginning of your next turn.

The spell allows more than one strike when you reach higher levels: two attacks at 5th level, three at 11th level, and four at 17th level. You can attack the same target or a different one. Make a separate attack rolls for each strike.

Any invocation that apply to Eldritch Blast also apply to this spell.