one piece card game value list Sealed Product Tier The price of entry :

Rare Land Cycle Having more untapped land options for multicolor decks is never a bad thing, and Duskmourn: House of Horrors introduces a new check land cycle in the rare slot

Focus your songs on Flaversham to get rid of draw support and Bare Necessities to send items to the discard before they can be played

WotC wants to find the right place for it, though

UV & SCRATCH RESISTANT: UV protection blocks harmful rays that fade artwork and colors, preserving your boxes vibrant look and value

It has the protect my other creatures clause and is devastating in multiples since killing one of them gives you two poison counters

But if you want to stick to that theme that's okay and then you might consider Thassa, God of the Sea