Originally Posted by
Skrum
This is 100% coming from someone who favors and plays rules-heavy, "combat simulator" hi-op games, but I heartily dislike illusion spells and their ilk. It's the implied control over someone else's actions that bugs me. A player casts an illusion of whatever, and the expectation is the NPC will react in a certain way. If I'm the DM, I now face either 1) doing that and giving the PC's unprecedented control over NPC's, probably with no save, or 2) don't listen and the player feels like they wasted a slot, action, and spell selection.
I get that illusions are a legacy spell type, but I would love to see the end them in favor of defined, easy to use (and balance) spells with clear rules.