PCGamesN reports on an interesting magic mod for Skyrim called Arcanum.
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Thanks Farflame!
Perhaps most interestingly, Arcanum is built so that players have new considerations to make when choosing a school of magic in which to specialise. And each of those schools has branches within it to further refine the way you play. You might think about it like choosing a class and subclass in Destiny 2, although here in Arcanum, you're able to combine spells from whichever schools and focuses interest you the most. There are combinations to discover whether you specialize in one branch of magic, or browse from several.
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