Since Livio only costs 2 mana to cast, and 2 additional mana per creature you exile with an aegis counter, you can easily start setting this up early in the game, as commander tax is unlikely to render this commander unplayable later on
Also late enough with enough pressure that you can easily put the lessons you find to good use while your opponent deals with your 5/4
Bennie Bracks, Zoologist is essentially just a Welcoming Vampire in our deck but way more $$$, still good but overpriced imo Iroas, God of Victory lets your rebel tokens attack easier Ancient Tomb, Mana Crypt, boros duals, fetches, blah blah blah
Some cards appear to be coming with up to two different versions
Summary Starter Commander decks cater to new players with simple mechanics and low cost options - around $30
Note there are no restrictions here beyond that any counter counts from anyone's stuff, and then when it dies you can send them to a dork like your Commander or other stuff and then this is tucked