https://www.sageadvice.eu/do-all-spells-have-a-target-unseen-servant-or-mage-hand-it-is-still-subject-to-the-a-clear-path-to-the-target-rule-and-cant-be-cast-behind-a-wall-within-range/
Do all spells have a target? Unseen Servant or Mage Hand, it is still subject to the "A Clear Path to the Target" rule and can't be cast behind a wall within range?