Wellgabber Apothecary

{1}{w},{t}: Regenerate target tapped Merfolk.
Whenever Wellgabber Apothecary becomes tapped, you may pay {1}{u}. If you do, draw a card.
"You've discovered that boggarts bite, I see. And will the militia be chasing this lot? . . . Avoiding Nath's hunt? Wise. Now these herbs. . ."