mtg cards with metalcraft Urza, Chief Artificer Affinity Artifact Creatures Magic – CommanderComplete Artifact Creature Tier 1 Boros Metalcraft Pauper

A bag by itself isn't a trash can

On one hand, it wants to offer exciting, powerful cards to draw new and old players in

If you are getting card advantage out of discard effects then Hymn is the best of those because it costs you the least tempo

and Recurring Nightmare enables some super-powerful loops from the graveyard

Given how prevalent scrying and surveil mechanics are for the color, being able to draw after every single activation is an excellent way to get even more value from great cards

However, by turn eight or nine, that is definitely attainable, and 6/6s generally wont stop being good, making this one of the better blue commons