This is useful but not really deciding factor in bringing him along. D&D Beyond Thomas Pinkerton - Revengeance features a new companion with over three hundred lines of fully voiced and lip synced dialogue.
If you tell your companion to wait while the plane in Lake Mead is on the surface and then tell Loyal to take the plane, your companion will become stuck on the bottom of the lake, preventing you from telling them to follow you. To start things off speak to Old Lady Gibson in Gibson Scrapyard in Novac about Helios. While they’re fairly powerful in their own way they’re also incredibly limited in that they cannot upgrade their weapons or armor outside of side quests.
