For only four ink, it can be sung by a character to deal five damage to either a location or character
If you do, you may play the exiled card this turn, and mana of any type can be spent to cast it
The Disney license makes it easier for people who normally dont play these games to think that its familiar in some way, even if they dont know the gameplay
For example: Ever As Before lets you choose any number of characters for both parts
Others provide activated abilities you can trigger on your turn, which generate card draw, ink generation, or disruption effects that compound over multiple turns
He's tailor-made for a kindred Knight deck, and in Commander where evasive combat is king, this anthem effect can turn an average board into a lethal air force