Celestial Guardians will mostly feature Pokemon that debuted in Generation VII, such as the starters Rowlet, Litten, and Popplio along with their evolutionary lines
These cards are crucial to playing your most powerful cards
Based on how theyve designed sets for the last half decade, youd think theyd be ecstatic if basically every deck in Standard looked like this: Creatures (15) 2 Torrential Gearhulk 4 Glint-Sleeve Siphoner 2 The Scarab God 4 Goblin Chainwhirler 3 Nicol Bolas, the Ravager Planeswalkers (3) Lands (26) Spells (16) 2 Magma Spray 2 Essence Scatter 3 Harnessed Lightning 1 Glimmer of Genius 1 Commit 1 Abrade 1 Supreme Will 4 Vraska's Contempt 1 Search for Azcanta Sideboard A dozen of the formats best mythic rares, a dozen of the formats best removal spells, rinse and repeat
Instead, it sells to a small set of authorized distributors, and those distributors sell to retailers

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The issue with Birds is that you can only really play it in these decks when you are base or at least heavy green