mtg cards with metalcraft Mishra, Eminent One Copying Artifacts Affinity Magic Co – CommanderComplete Galvanic Blast doubles in damage from 2 to 4 Pauper Metalcraft Deck

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All-Out Assault improves on that by giving your creatures a permanent buff and deathtouch, so its useful at later turns

Some flip land spells are worse versions of other spells, but their ability to be played as lands often makes up for this

While this card does have a little bit of anti-synergy with certain effects in your deck, an overwhelming amount of the time it will boost your board by double or more

The two ways around this are to either be so fast and so dominant that you overwhelm the table before anyone can mount a response an inconsistent strategy at best or you fill your deck with enough protection and recursion that you can survive long enough to exploit an opening