undertale anniversary pack was a pleasant surprise! ty!! i made a google sheet to track my progress until there's a feature for that in the game: https://docs.google.com/spreadsheets/d/1DBQsE1RU-eTuMegd63oA4rQXnpoTXr_sj5fzm9a5... maybe it will be useful for somebody (you should make a copy to use it)