aragorn mtg commander deck LotR: Aragorn, King of Gondor Brings Back MTG's Monarchy target creature gets +4/+4 until end of turn Lead Middle Earth With Aragorn,

And for seven mana, you can exile any permanent to then transform her into the Mothercrystal, doling out counters and making one of your creatures indestructible (a great way to protect your Destined Warrior)

1 Common in Edge of Eternities and Alchemy: Edge of Eternities packs and limited packs will upgrade to a Special Guest at a rate of approximately 1:55 A card in Edge of Eternities packs and limited packs will be replaced with a rare Stellar Sights bonus sheet card at a rate of approximately 1:6.7

Pick the red deck to command ferocious dragons, or go with black/green and lead righteous angels into battle

As you can see, this format has all of the mana you need but just one spell cast per turn, so only copying one per turn won't be a restriction, and getting the copies for free each turn is big value