one piece card game uta STARTER DECK The item available is listed in the Title ONE PIECE CARD GAME UTA

I suppose playing it as a way to duplicate huge red creatures with ETBs or on-death triggers like Atsushi, the Blazing Sky would be solid

Q: If I play One With Nothing to discard my hand which contains two Basking Rootwallas and a Vengevine, could I get all three into play

The issue is that it is five mana total to play and use the Rat and as such it is not really adding or receiving much value from something like a Bloodghast

Enchantment Enchantment (CTRL to add secondary) Land Land (CTRL to add secondary) Lifegain Sanguine Savior Flying, lifelink Disguise (You may cast this card face down for as a 2/2 creature with ward