The latter has a power and toughness equal to the number of +1/+1 counters on creatures you control
They could both theoretically be upgraded into stronger decks, but they wouldnt really be anything like the original deck at that point
He's in every game except the first, and so Wizards has made a Cid card with 15 different arts
These cards can be redeemed to craft any card in the game if players have the wildcard of correlating rank: Gray = Common Cyan = Uncommon Gold = Rare Red = Mythic Rare Gems are rarer, unless players are willing to fork over some real-world money (in the form of widely hated microtransactions)
Without it, I don't know if I'd be here today
With the amount of legendary lands, artifacts, planeswalkers, enchantments, and creatures available, Galina is hugely powerful and can be the singular cause of all theft by herself