Elfilin is a mysterious looking one. He appears to be compassionate and passive unlike the other half of a certain creature. Though Elfilin doesn't reveal much of his backstory until his friends see for themselves. Elfilin always cares for his friends like Kirby and many others. Each time you see him, you'll always see him as cheerful, sometimes scared when it comes to certain environments.
You walk around Waddle Dee Town that is fully repaired after what happened back then, bunch of them are like chatting, some are doing their own thing like watering the plants, reading a book, fishing, chilling on a bench or a chair, etc, several of them have shops or buildings such as small restaurant that has Kirby-Related Food, a theater, even an arena. Then you see Elfilin just sitting on the bridge that is over a small alley. But he looks... different... like he's anthropomorphic or something... He looks down and sees you, waving at you.
"Heya." He said, swinging his legs back and forth.