The nuance of Clarabelle lies in her Shift 5 capability, which allows her to hit the board earlier than her 7-ink cost suggests
In the film, Mickeys cry of All For One! is answered by Goofys clueless And Two for Tea! and Donalds cowardice predisposes him to Stay Alert! for bad guys! Fittingly, these abilities translate into a buff to the Musketeers strength (from Mickey), healing (from Goofy), and Evasion (from Donald, so you can challenge the bad guys.) These flavorful inclusions in The First Chapter, alongside Princess Minnie, have me speculating about the future inclusion of the rest of the castThe Troubadour, Captain Pete, Daisy, Clarabelle, and the Beagle Boy in a future chapter
Mickeys 4 Ink cost seems pretty reasonable given his stats: 3 Strength, 4 Willpower and 2 Lore
The Disney Lorcana Enchanted card named after the song actually managed to replicate some of this concept, putting Maui front and center but stylizing the background in a way that recalls the original number