Marcy: If you have the mana to sink into this, the problem is that I don't know if this could win you a game or not except as a form of mass non-targeted removal
Try to pack some tools in your colors that will extend the game or dig you deeper into your deck, like cheap removal spells, counterspells, card drawing, and board sweepers like Wrath of God and Damnation
Whats more, many elves can serve as sources of ramp, allowing you to build up a towering stock of mana incredibly quickly
Any commanders looking to insert themselves into established archetypes, like typal decks or +1/+1 counters, will get judged against their peers to see if they add any novelty or power to the archetype
Rise of the Floodborn features many characters from the lesser known Sword and Shield film
All that being said, it's got a high ceiling and a low floor, and is probably over costed