I think this is one of the most one-sided results Ive seen in a tournament since Drampa Garbodor (good old times)
Despite being a simple reprint of the far more valuable Base Set card, the Cosmos Holo effect still makes the Base Set 2 Charizard printing a highly collectible commodity especially if you can find a card that has a highly-desirable-for-collectors swirl in the Holofoil treatment
The entire idea of the Arceus deck is to use Arceus' Ripple Swell to fill the board with Energy that can then be moved to your Arceus attackers with the Ultimate Zone Stadium card
It's so powerful, in fact, that it grants its summoner immediate victory
There are probably a number of cool ways to set up board locks with this ability, but one of the most straightforward would be having Gerrard, Adarkar Valkyrie, Oblivion Stone/Nevinyrrals Disk, and Urabrask, the Hidden
This design combines the damage dealing of Kediss with a body that can get it done by itself