Personally, I would mold this deck by including more cards with the storm mechanic, fast mana, and things like Thousand-Year Storm to get even more value out of Kalamax
What other creature types are there that really need some more options in Commander
It often is used to destroy four major things
A starter deck is a prebuilt, complete deck that comes with the game rules, some damage tokens, a paper play mat, and a bonus booster pack
Even gods like the Dead Three (Bane, Lord of Darkness, Bhaal, Lord of Murder and Myrkul, Lord of Bones), which rely on your creatures dying, can find value thanks to the refreshingly-perishable Kaldheim gods
If you buy collections at TCG-mid, or even TCG-low, you are going to lose money