There's a couple glaring flaws with it, first and foremost that there's almost certainly too few lands
You can check out the cards in The Brothers' War Commander Card Image Gallery, as well as the regular cards in The Brothers' War Card Image Gallery and Booster Fun variants of The Brothers' War cards
Once its online, you can sacrifice lands to draw cards
Trailblazer, from Ice Age, for instance, is a terrible Reserved List card that has no business being unreprintable
The main purpose behind a Master set that contains a bunch of MTG reprints is to help lower the prices on desirable cards sold on the secondary market as singles
Ill certainly run it in Commander, and my combo-centric Cube is getting a copy (I doubt most Cubes will run it), but I doubt its strong enough for Legacy Storm