Polymorph in its current form may be a bit too much, specifically for managing powerful enemies. This is the kind of spell that forced Lengedary Resistance to exist; a save or die that is so powerful and cheap that if something fails it, the encounter can be over before it begins.
D&D 5E - Polymorph Shenanigans EN World Tabletop RPG News & Reviews
10 Best Things To Polymorph Into (D&D 5E) – FandomSpot
Can you True Polymorph someone into another PC? : r/dndnext
Dealing with Polymorph? : r/DMAcademy
On the problem of polymorph, by Carl Olson
5e] Lycanthrope 1.6 a shapeshifter class that howls at the full moon : r/UnearthedArcana
Polymorph 5E — DnD spell explained 2024
My DM let me polymorph a baddie into a newt if I made a stat block for it. He got better in about an hour : r/DungeonsAndDragons
Dealing with Polymorph? : r/DMAcademy
5e] Do you feel ambivalent about being polymorphed?, Dungeons & Dragons / Fantasy D20 Spotlight, Page 2
True Polymorph: D&D 5e Spell Guide – FandomSpot