mtg world championship winner cards Dominguez Wins 30 At MagicCon: Las Vegas What Are the Most Valuable

Those would be the three Eldrazi Titans: Emrakul, the World Anew, Ulamog, the Defiler, and Kozilek, the Broken Reality

Ydwen Efreet is not officially Reserved, but its the only non-RL Arabian Nights rare to never see a second printing during the subsequent 30 years

Saskia could honestly use this, also

Then the two-drop Simic legendary dork is great with the ability to care about Towns too and make dorks for free and then activates for all colors of mana for an Overrun too

Dragons have ramp and enablers in every permanent style

It was only when alternate mana acceleration like Mana Vault got taken away that players finally noticed how good Metalworker was and started tuning their decks with Metalworker in mind