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Fiend Artisan sacrificing a Stitchers Supplier to go get another Stitchers Supplier and your graveyard is instantly juiced for a very affordable cost of just two mana

1 CARD VIEW PRB02-018 | R | CHARACTER Portgas.D.Ace Attribute Special Block icon 3 Effect [On Play] If you have a face-up Life card, play up to 1 [Sabo], [Portgas.D.Ace], or [Monkey.D.Luffy] with a cost of 2 from your hand or trash

You can remove one of those counters to deal one damage to any target

The Buster Sword also has a powerful extra ability: if the equipped creature deals combat damage to a player, you draw a card and play a spell equal to or less than the amount but that doesnt really have much narrative weight to it