mtg unfinity commander deck un-set cards will be legal in Unfinity Available Now | Magic:

Cyclonic Rift Listed at : $30 Cyclonic Rift is the best one-sided mono-blue board wipe, which might sound like a lot of qualifiers but really isnt

A free copy of something every turn is nasty good from where I am sitting

Having your Commander be the one to deal out damage can be a risky play, but its first strike means itll come out of plenty of clashes unharmed

The case is made of UV Resistant, crystal-clear acrylic

Read More: What do MTG Color Combination Names Mean?

I'll admit, I misread this at first, thinking you can only copy something with mana value equal to X, but it is worded in a manner that you count the blue mana in it's cost as well