Hey, you can crack two treasures for a 50% chance to win one treasure
Its card number is 065/192
Once you have access to all five colors, Marina Vendrell is very easy to cast
Kadena, Slinking Sorcerer, Grim Haruspex, Thought Sponge, Tezzeret's Gambit, Urban Evolution, Bounty of the Luxa (kinda), Pendant of Prosperity, Thieving Amalgam, Trail of Mystery, Secret Plans 10 sources of "card advantage;" Ainok Survivalist, Icefeather Aven, Silumgar Assassin, Skinthinner, Stratus Dancer, Willbender, Nantuko Vigilante, Kheru Spellsnatcher, Crhomeshell Crab, Volrath, the Shapestealer (kinda), Echoing Truth, Reality Shift, Putrefy, Sultai Charm, Hex, Kadena's Silencer, Leadership Vacuum, Sudden Substitution, Apex Altisaur, Vraska the Unseen, I'm counting soft removal options like bounce and narrow countermagic for now ~20 targeted removal
Naturally, though, with such popularity, there were always going to be concerns about the available supply of the products