Why you should raise monsters in your mog garden.
If you raise a monster in your mog garden, you can unlock cheers of that monster. Cheers are passive and constantly active bonuses to you and your trusts.
Every cheer has a different bonus, one of the best cheers being from the Jumbotender monster (evolved from Pequentender - rank 7). This cheer, when unlocked gives:
Trusts: constant Refresh +3 to all trusts, regen +5, Capacity bonus +7%, Move speed +3%,