one piece card game premium booster TCG: One Piece The Best Volume 2 Pack Cards with Character Designs Bandai One Piece Card Game:

Playing lands is pretty much nonoptional even the Oops, All Spells decks run lands in the form of MDFCs

As showcased by Isu the Abominable, these cards spell out exactly what you should be doing

These rely on Amethyst cards featuring Merlin and Madam Mim, who trigger effects when cards enter and leave the battlefield

This is an ability most likely to see play in formats where you can make your creatures unblockable and protect them, which means its big for Commander, but probably wont see much use elsewhere

And fun cards like Academy Manufactor can turn every investigate into three different tokens one Clue, one Food, and one Treasure which token doublers can multiply even further