I think this commander has a little lower power and toughness than it should, especially when you compare it to a 5-color commander like Jodah, the Unifier
Necron Dynasties has cards that care about when artifacts enter the battlefield, when artifacts die, when artifacts are milled, and when artifacts leave the graveyard
This black, green, and blue deck has plenty of ways to steal cards and then rewards you for casting them
White is the color of holy magic
While its Pest token works a bit differently, youre still fine disposing of it, and the ability to revive a creature at each of your end steps for free based on the life gain you already have going on
Tornado Rarity: Rare TYPE: Enchantment SUBTYPE: - CMC: 5 Mana cost: USD: $0.84 EUR: 0.97 TIX: 0.00 EDHREC RANK: 27272 Cumulative upkeep (At the beginning of your upkeep, put an age counter on this permanent, then sacrifice it unless you pay its upkeep cost for each age counter on it.) , Pay 3 life for each velocity counter on this enchantment: Destroy target permanent and put a velocity counter on this enchantment