Additionally, the Top 4 players of each Pro Tour Qualifier will receive invitations to Pro Tour Edge of Eternities at MagicCon: Atlanta
Mutagen Man, Living Ooze not only comes with this artifact ability cost reduction, but you can also create X amount of mutagen tokens when it is cast, where X is the additional mana paid to cast it
White is sometimes included for token support, and green appears in graveyard-heavy builds like Sidisi-based strategies
And it seems the players agree, because dragons are a very popular tribe in Magic: The Gathering
I once ran Everlasting Torment against Brago, and Lightning Bolted his leader when he attacked me, dropping it to a 0/1 permanently
Theres also a hidden synergy here with the new shield counters, allowing for some cross-family collaboration between the Brokers and the Riveteers