mtg the brothers war commander deck Magic Gathering Decks except its name is Mishras Warform and its a 4/4 Construct artifact creature in addition to its other types The Brothers War Commander: Mishra's

You can also cast Zacama, Primal Calamity on the cheap and still untap all of your lands to have access to even more mana to use to cast Dinosaurs or activate Zacamas abilities

You can cast a damaged based instant sweeper like Starstorm and keep Sanwell alive

However, I agree with you that Burn is still a popular deck because it is a budget option, and you should be prepared for it when playing a Legacy tournament

Leyline of the Guildpact also makes all your creatures all colors, which means Scion of Draco and all other creatures you control get all the benefits of its ability

a base-level deck and a Collector's Edition version