Best to reward for playing the game instead of punish for it
Coming back to the subject of companions (and especially the introduction of the population cap), there are many ways that players don’t have to waste all the work they’ve spent collecting and training unique NPCs and pets.
Here is one of my earlier suggestions:
There are also some players who stop playing Conan Exiles for some reason, but don’t want to lose their progress, so they just renew the decay timer in the hope of getting back in the game sometime.
We should bear this in mind if any building limit is ever introduced. A counterweight to this would be something like a bank or buildings that could be packed and deployed when the player is actually playing. The point is to keep the player’s progress, no matter what is happening on the server.
Here is another one of my earlier suggestions, telling more about it: