Save this for spells that specifically target your commander or high-impact board wipes
Well, you'll either need to collect the cards from Arena booster packs for the sets they came in, or else directly 'craft' the specific cards you need using MTG Arena Wildcards - effectively tokens you can exchange for the exact Common, Uncommon, Rare, or Mythic Rare card you want, depending on the type of Wildcard
Favor untapped dual lands and avoid overly greedy color requirements that slow down early turns
He loves the collectible nature of the game, but never wants to play it
Magic: The Gathering 's latest Universes Beyond set is The Lord of the Rings: Tales of Middle-earth , which brings countless legendary characters and creatures to life as MTG cards -- including the fearsome giant spider, Shelob
It would rate around the middle of this list, if the cards weren't about to rotate out of Core constructed