Glad everyone is ok. Most important.
With the 2.5L turbo, that car was a potent sleeper especially in snow and was a nice ride I'm sure. My old 2.2L Legacy will dust most anything through the icy drifts.
That is a hard loss for any kid.
That engine is sought after I believe.
If you want to dump it hard and fast and cheap..the fish will be biting hard.
Try 'cash local pickup only' ad in Subaru forums?
https://forums.nasioc.com/
Or keep it and make him rebuild it years later? It's expendable now.
The options and cards are yours.