Field of the Dead isnt a reasonable card, and making it a legendary creature gives it some vulnerabilities, but also makes it a much more consistent and reliable build around
There will be two competitive Constructed formats: Core Constructed is the main rotating format (like Standard in Magic: The Gathering), where the sets will rotate in every year in four-set blocks, and a new non-rotating format called Infinity Constructed where all sets will be legal
it lets you recover from disruption and often arrives as a game-ending behemoth if youve played to its strengths
Barbaracle [Reverse Holo] #107 Pokemon Lost Origin Keep track of your collection value over time
Prioritize Enneacraft Atori.MAR : It can negate anything on the field and flips your opponents monsters face-down, permanently
You can also run it fairly, as a commander that provides both a mana advantage and card advantage since it effectively copies your instants and sorceries and gives you a discount