Handing somebody a pre-crafted list, however lovingly chosen, does not stick in the same way
So not only do you have access to your Companion every single game, but your opponents can't make you discard it
In the meantime, you get a free 2/2 to work with
This Zombie Elf Shaman will let you pay four life to make it indestructible and tap it, so that'll save it at instant speed and four life is nothing in a 40-life format like Commander
Ich-Tekik, Salvage Splicer + Rebbec, Architect of Ascension Golem Tribal Golems are a bizarre tribe that never really had a dedicated commander
One of the most frustrating things to happen during the later stages of a Magic: The Gathering game is to constantly pull Lands, especially when you have tons on the field already