7 Solphim, Mayhem Dominus If youre looking to burn your opponents out fast and hard, then Solphim, Mayhem Dominus is the way to go
It may seem like a heavy condition, but if you counter aggressively, this leader can be a defensive powerhouse
For decks with three or more colors, where you might only be able to afford a small number of MDFCs since you'll need most of your lands to either be basics (for ramping / tutoring purposes) or tap for multiple colors of mana, the best MDFCs are Bala Ged Recovery (seriously, if you have green mana in your deck, play this card), Valakut Awakening, Hagra Mauling, and Ondu Inversion, along with the mythic cycle, which is almost always good if you can afford another land that only taps for a single color of mana
Jack OP08-084 (One Piece Japanese Two Legends | One Piece Cards) prices are based on the historic sales
making a lot of bodies on your turn, in which case you probably won anyway before they could attack
Thematically, this is a great card, as it is an artificer and it makes artifact tokens