urza's saga booster box I poorly opened this Urzas booster… but I was thrilled with the result! | Sam Crimmins Its expansion symbol is an Erlenmeyer flask Magic the Gathering Urza's Block

However, this was not as common in retro formats, so players had to find other uses for powerful cards like Painful Choice

Legendary Creature - Human Noble Color tag templates(None) Llanowar Elves Creature - Elf Druid Color tag templates(None) Maja, Bretagard Protector Other creatures you control get +1/+1

Wrap Up The Deck of Many Things | Illustration by Volkan Baga So 24 is the magic number

Or - because only exhausted characters can themselves be challenged - you can keep them back, waiting for a safer moment to act

For example, in Modern, Scapeshift is lethal once the opponent hits seven lands, so rather than casting your discard on Turn 1, it might be better to wait until the turn before your opponent is going to kill you to give your opponent more time to draw into their key spell