I also just noticed that Gandalf creates a potential endless loop since you can get him back into your hand during regroup. Add a burden, discard minions, discard Gandalf, exert to get him back, rinse and repeat. Yes, it requires burdens and exertions to do so, but with, say,
![Gondor [Gondor]](https://lotrtcgdb.com/forums/Smileys/classic/gondor.png)
Wraiths, that's not necessarily so bad a thing.
I know it severely nerfs the card, but perhaps limit the Fellowship/Regroup ability to JUST Fellowship. You could probably raise his strength to 8 to compensate AND give a little incentive to keeping him around as a normal companion.