It is called the trademarked Tag All Stars
Step 3: Fold the long strips of paper along the dotted lines one over the other as shown, interlocking the pieces and creating the paper accordion
Matches are played as per the rules of your chosen format (Commander, Standard, etc) but with the addition of a planar deck, a separate deck of oversized plane cards that change the rules of the game
Sapling of Colfenor Sapling of Colfenor is another commander that works with walls to provide a stream of card advantage
Might be good in haste decks like both versions of Samut, or as a blitzer in Henzie
While its hard to say with certainty, as prices can jump about quickly, they do not seem worth it from a monetary standpoint theyre mainly worthwhile for fans of the art