mtg atarka commander deck Atarka, World Render, organized and smooth gameplay Dragonlord Atarka

Yes, you can create a copy of a melded creature (or a melded planeswalker, in the case of Urza, Planeswalker) just like you can anything else

Grave Pact Grave Pact does a lot of work in the typical black sacrifice decks, and it also combos pretty hard with popular Golgari commander, Glissa, the Traitor

1 Oblivion Crown

Its exclusivity and usefulness across every format in Magic leads to the most expensive token in the entire game

might need some playing around with the printer settings though

Xanathar, Guild Kingpin, for example, is the beholder at the centre of the Xanathar Thieves Guild and here allows you to steal other peoples cards straight from their libraries