UW has a selection of aggressive options and is certainly competitive but it is quite clumsy to build and lacks great synergies resulting in it being an uncommon deck to encounter
Unless there are more anomalies like that, it looks poised to keep growingall the Near Mint listings without photos at time of writing are for over $800
Charizard - XY - Evolutions (EVO)
But ultimately theres no financial incentive for TPCi to change what they are doing so I doubt they would
While it can't exile creatures (and noncreatures) already in the graveyard like Ooze can, Slime passively exiles anything that dies on its watch for no mana at all, also denying any death triggers (Solemn Simulacrum) in the process while growing into a real threat
Not only did the sticker label not age like others seen before, but it also contains an extra E at the end of its serial number which is not usually found in other Base Set card boxes, and the bar code itself also doesnt match up with the letter