When we make a card that speaks to great power bearing great responsibility, theres room to add mechanical complexity because folks understand the story the card is telling
The non-scene version of the Thoden, King of Rohan card is similarly correct when it comes to both artwork and rules text
POWER/TOUGHNESS 3/3 ILLUSTRATOR Yoshimo LEGALITIES Standard Future Historic Timeless Gladiator Pioneer Modern Legacy Pauper Vintage Penny Commander Oathbreaker Standardbrawl Brawl Competitivebrawl Alchemy Paupercommander Duel Oldschool Premodern Predh Tlr LANGUAGES DE EN ES FR IT JP RULINGS 2021-06-18 Chatterfang's second ability applies to all kinds of tokens, including Clue, Food, and Treasure tokens
Boromir is also a decent threat on its own and can protect your other Creatures from board wipes or targeted removal, which is especially important when trying to win with a Creature equipped with Colossus Hammer
A 3/3 for four mana, whenever Grolnok or another Frog controlled by its owner attacks, its controller mills three cards