During the end step, you can't perform actions at sorcery speed like playing a land, casting a sorcery, or casting non-flash creatures (unless there's some effect in play, like Teferi, Mage of Zhalfir, that gives some of your cards flash)
Self-mill, reanimator, sacrifice, and undeath
I have been collecting everything from Digimon cards to rare Pokemon Topps cards for well over 20 odd years now, and I am sure that Yu-Gi-Oh will one day boom just like Pokemon cards have done over the last few years
Beatdown decks with powerful monsters like Summoned Skull, fan favourites and powerful game-changers like Heavy Storm and Dark Hole were the name of the game
When the idea of a silver border was first conceived, there weren't a lot of supported formats
The new Boseiju, Who Endures has a fantastic channel ability that you might want to use later in the game after youve used it for mana