Used Cask Salesman - Legends of Runeterra Spoiler

When I’m summoned, summon 2¬†Caustic Cask.

“Ziel sent ya? I told him, what’s his is his. Can’t refund somethin’ I ain’t ever seen before, can I? But, as it happens, I just received a batch of new casks I could be persuaded to part with…”