The card to grade is the one buyers are searching for, not the one you are emotionally attached to
Merry & Pippin are the best choice if you want to focus on the Food + Token aspect of the deck, as Pippin provides the Food that Merry needs to feed your growing army of creature tokens and then Pippin turns that into a hasty finisher
However, buying old cards at high prices and doubling your investment takes a lot of work and a little luck
Archmage's Newt Bounding Felidar Bridled Bighorn Brightfield Glider Brightfield Mustang Bulwark Ox Calamity, Galloping Inferno Caustic Bronco Dracosaur Auxiliary Fortune, Loyal Steed Gila Courser Gilded Ghoda Gloryheath Lynx Guardian Sunmare Quilled Charger Trained Arynx Unswerving Sloth
I think the answer is yes, if you are looking for a fun and fairly competitive budget deck and like the play style
all but two versions of the card specify that tapping Mox Pearl can be played as an interrupt too