For purposes of this list, I am only covering things with the Merfolk creature type, not changelings, or things that make Merfolk tokens or things like that
A deck focused on graveyard recursion and reanimation would benefit the most from including Boneyard Parley, as it allows for a powerful swing in board presence by potentially bringing multiple creatures back onto the battlefield
Because after playing several decks with both Beast WhispererBeast Whisperer and Radagast the BrownRadagast the Brown in them, I've started to actually prefer the latter
Brawl Not Legal Vintage Legal Timeless Not Legal Commander Legal Pauper Not Legal Oathbreaker Legal Penny Not Legal Toolbox Notes and Rules Information for The Eighth Doctor: Unlike other creature types in Magic that are each only one word, the two words "Time Lord" represent a single creature subtype
Reanimate + Animate Dead Black is famous for the cheap reanimation effects it provides, and those are among the best
Kefka, Court Mage Final Fantasy VI is my favorite Final Fantasy game, so I'm just happy that this guy exists