spells that you would never want.

[Troacctid]

It solves the problem of "your enemies get to take combat actions". If your party can't kill enemies who cannot attack them without spending further scarce resources, that's a bigger issue.

Ah! But the stinking cloud didn't solve that problem! The enemies passed their saves, walked out of the cloud, and you wasted a spell slot for no benefit whatsoever. Meanwhile, the fireball killed all the enemies in one hit.