Even if all that direct damage doesnt end things, an extra turn spell plus all those Spirit tokens should wrap things up nicely
Related Technically this isnt the first time that fans have been able to experience pulling multiple holographic cards from a single wrapper
The Stromkirk's progenitor, Runo, has slightly different motivations
Coat of Arms overrun: drop the anthem on a wide board with menace or fear from Piper/Cover of Darkness and attack for lethal in one swing
The best turns involve copying this legendary artifact with Echo Storm or a similar effect, though you'll have to get rid of any copies that still remain, since Ugin's Nexus would make you skip over all your hard-earned turns if you keep a copy in play
A few years later, with the launch of Sun & Moon, they printed Guzma, who had a very similar effect (both cards allowed the player to select a Pokmon from the opponent bench and put it into the active position)