one piece trading card game starter decks TCG: Yamato Deck (BCL2687838) : Toys & Games built deck of 51 cards including 1 leader 10 DON One Piece Trading Card Game:

Boast is a neat way of giving a card a combat-based ability

And Dime just pairs so well with cards you want to run in your item deck anyway like 001-159 and 004-139 that I don't see this item usurping it as the finisher of choice

2020-01-24 Hybrid mana symbols, monocolored hybrid mana symbols, and Phyrexian mana symbols do count toward your devotion to their color(s)

The monsters get it during combat, and noncombat damage is outside of combat

Mace of the Valiant Equipped creatures get huge fast with Mace of the Valiant, especially in decks that flood the board

Full Party Whenever you attack with eight or more creatures, those creatures get +4/+4 until end of turn.