one piece tcg booster box paramount war TCG: [OP-02] and many others who went on a rampage in PARAMOUNT WAR One Piece TCG: The Time

Since most of them are resource-heavy the suggested number is somewhat low, but if you can add more without hurting your mana curve (and your wallet since low mana ones are pricey) and consistency (for the alternate win conditions) everything more is a bonus

Thick-Skinned Goblin Thick-Skinned Goblin may not have echo, but it makes echo much easier to play with

Then you can spend 8 generic to flip him at sorcery speed and then make each foe sac and he transforms into a flying 5/7 machine that turns all life loss on my turn only by my foes into card draw of that amount

Opinions will further shift as sets are released and formats evolve

#4 Mox Diamond Set: Stronghold Increase: +$76.38 Current Market Price: $941.56 Another Reserved List card, Mox Diamond sees play in Premodern decks that run Armageddon for that old-school thrill of stopping your opponent from playing Magic