The TCG version of Mirror Swordknight can be tributed to allow you to Special Summon one monster from your deck that mentions Chimera Fusion, except itself, meaning it can Special Summon other Illusion-type monsters and support
The probability of getting a gold crown Charizard ex in the fourth slot of a regular pack is just 0.013%
In Commander, there are plenty of ways to generate unbelievable amounts of energy get something like a Sphinx of the Revelation going and Galvanic Discharge practically removes any creature by the late game
To conclude this little Players Cup rant, there are people out there calling for people to not play the Players Cup because playing shows support for a broken system
Weve already mentioned Hyper Rares and SIR cards, but Ultra Rares are another kind that can be easily confused with IR cards
It would need to be a tempo deck with card advantage and/or quality in reasonable abundance that still had sufficient room for reactive non-specific disruption