If you want to peruse the oddly wonderful creations yourself, the Twitter account RoboRosewater (named after head of MTG R&D Mark Rosewater) posts rendered versions of Talcos network once a day, and Escapist Magazine has a nice collection of its favorite cards, from absurd to over-powered, here as well as a more in-depth explanation of the networks inner workings here
More Than Meets the Eye Its always interesting to see how Wizards of the Coast (WotC) tackles outside IPs in card design
Since EDH lets you play any Magic: The Gathering card from any MTG set (if it's not on the Commander banlist), there are a lot of extremely scarce, extremely powerful cards in this format, and players are looking to Commander Masters to deliver some choice reprints and drive those prices down
[W][W][W] Frost Barrier: 200 damage
Cards Realm has a virtual booster opening simulator for From the Vault: Annihilation with realistic, rarity-weighted pulls