construct cards mtg t:construct · Scryfall Magic: The Gathering Search Common This creature gets +1/+1 for each artifact you control. Myriad Construct | Zendikar Rising

Its a sacrifice outlet that will give you back the mana it took to cast it the first couple of uses

Unfortunately you cant stack multiple Dinas so it doesnt feel like a card you want to solo-splash for, but theres probably a Jund Sacrifice list that makes sense because Korvold, Fae-Cursed King is still a broken card

Battle of Wits Ill be honest here, [c]Battle of Wits[/c] is more of a fun card than a competitive one

Submerge came close for this spot, as its often a free spell

MDFCs are perhaps the most timeless addition to your Commander collection, and I cant think of a deck I play that doesnt happily include them in the ninety-nine