Here are just some threads Ive read in the past as example, which Ive also used to create the article above: What is the draw to gray stamps
Most notably, Lily's Clefairy ex helps the deck counter Dragapult, delivering brutal OHKOs
With Rooftop Storm active and a -3 on Liliana, you can cast zombies from your hand or graveyard, feed them to a sacrifice outlet of your choice, then just continue to recast them from your graveyard ad nauseum
Similarly to how western children might find Japanese cards exotic and cool, many Japanese children felt the same way about English/American cards
Instant Rare Haku Tatsufuchi null/null NOT LEGAL Standard NOT LEGAL Future LEGAL Historic LEGAL Timeless LEGAL Gladiator LEGAL Pioneer LEGAL Explorer LEGAL Modern LEGAL Legacy NOT LEGAL Pauper LEGAL Vintage NOT LEGAL Penny LEGAL Commander LEGAL Oathbreaker NOT LEGAL Standardbrawl LEGAL Brawl NOT LEGAL Alchemy NOT LEGAL Pauper Commander LEGAL Duel NOT LEGAL Oldschool NOT LEGAL Premodern NOT LEGAL Predh As an additional cost to cast this spell, you may exile any number of blue cards from your hand
They can be distinguished from non-Lesson cards thanks to the parchment and quill watermark in their top-left corners, just next to the card name