I think this is a fine commander, and probably a decent pick in Draft depending on what relevant dragons are in the set, but I just dont think thats enough for me
To determine the total cost of a spell, start with the mana cost or alternative cost you're paying (such as a flashback cost), add any cost increases (such as kicker costs), then apply any cost reductions (such as that of The Earth Crystal's first ability)
#3 - Mage Siege (Red) Running in the middle is Lindblum, Industrial RegencyLindblum, Industrial Regency, though if you were to bump it up or down a spot on your list, I couldnt blame you
The Devotion lists play Torbran, Thane of Red Fell, which I think is decent in that deck
Zur, Eternal Schemer Ive sometimes wondered whether it was possible to have sagas as creatures, and that was after Zur, Eternal Schemer was not only spoiled but already in my collection