DND_Reborn
The High Aldwin
I'd allow it when the spell was learned, but you can't change it afterwards. If you want a different version, you have to learn it.
That's exactly how I'd do it (and have done it). Certain damage types might be off the table if the corresponding special effect of the spell doesn't make sense, or the special effect might be modified.I'd allow it when the spell was learned, but you can't change it afterwards. If you want a different version, you have to learn it.
Minor nitpick: Elemental Adept does not grant this feature. You choose which element its benefits apply to, and can take it multiple times for different elements, but it doesn't change spells you cast. However, the Metamagic Adept feat would allow any spellcaster to use Transmuted Spell twice a day, just as a Sorcerer could.Also with elemental adept feat.