Immediately after the notification, Nate watched as the gigantic beast started to glow, a yellow outline slowly covered it, and energy particles emanated from its body. With every second that passed the creature's size reduced, until it was no longer the size of a mythical creature, the Guardian was now similar to Noctis, at least in terms of size. However, in terms of appearance, there was absolutely no way anyone would confuse the two.
[The Guardian of Mount Tempest requests you to name it]
"...Terra?" in all honesty, he could've gone for a better name, but at the moment, surrounded by so much nature and the looks of the Guardian, his judgment was very obviously influenced.
[The Guardian of Mount Tempest shall now be called Terra]
[Terra likes its name!]
[Terra recognizes you as its master!]
[Terra's abilities can be further enhanced by Familiar Magic!]
[Terra is considered your familiar! Familiar count increased to 1]