artifact cards mtg Magic the Gathering War of the Spark Rare Karn, the Great Creator #1 reveal that card MTG Best Commander Artifact Creature

Powerful source of ramping of a free spell

But you'll get so much use out of it in any kind of counter deck, especially because it's a two-cost permanent that sits on the battlefield giving you continued value

On top of that, whatever creature you equip with Lion Sash gets +1/+1 for each of those counters

Collector Boosters can give you one nonfoil EA from the set of 93 cards, but the foils can only be found in the sample packs

You lose out on the Treasure but you gain flashback, and with all the draw-two or draw-three card synergies laying around, this black instant from Modern Horizons 3 can do work

A Lord of the Rings: Tales of Middle-earth Jumpstart Booster box or Lord of the Rings: Tales of Middle-earth Jumpstart Volume 2 Booster box is a convenient way to go