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==Overview==Its story told of a school for mages (hence {{Ability|Lesson}} cards and {{Ability|Learn}} cards) and five magical disciplines within it, distinguished by the [[Strixhavencolor]] s of their magic::{{W}}{{B}} Silverquill:{{W}}{{R}} Lorehold :{{U}}{{R}} Prismari :{{U}}{{G}} Quandrix :{{B}}{{G}} Witherbloom  STX is the 30th expansion set one of ''Magic: The Gathering very few sets without an associated event and therefore its cards were not offered as event rewards. They are therefore much rarer; only available as free six- Puzzle Quest'', released hour packs or when on sale in May 2021 in version 4.9 of the game. The set abbreviation is STX, and the set icon ([[File:STX_Symbol.png|x16px|STX]]) resembles a strix, which is a mythical birdVault.

[[Jeska, Thrice Reborn]], [[Kasmina, Enigma Sage]], [[Lukka, Wayward Bonder]], [[Professor Onyx]] and [[Will, Scholar of Frost]] are Planeswalkers released at the same time as the set.