The strategy is to play cheap, evasive creatures on turn one, use them to get Yuriko into play on turn two, and then use cards like Brainstorm or Senseis Divining Top to manipulate the top of your library, ensuring you reveal a high-cost card like Draco (16 mana) or Blinkmoth Infusion (14 mana) to deal massive damage to the entire table at once.
And Then Along Came Zeus gives you the option to do five damage to a character or location, giving you flexibility when dealing with lore threats on your opponents board
A: It was exclusive to the Van Gogh Museum and limited online sales
The trade-in guarantee caps downside at $45 loss, making this a reasonable gamble even if you want to open packs
Related As with Black Lotus, anything that provides mana for free is practically a must-include in MTG
If Bahamut, Warden of Light were it's own saga it's be worth it as two rounds of buffs and flying on your entire team is often enough to end an opponent or two