pokemon trading card game rules for Game Boy Official Nintendo Player's Guide from Nintendo Power: Nintendo Power: 0045496691790 Books W27 Double Active Pokemon TCG

Allowing you to destroy a nasty artifact at instant speed on your opponent's board, or any nonland you like if you have a Liquimetal TorqueLiquimetal Torque on board

You could also throw in a few flavors of Sheoldred, but you're going to run up against the question of why you don't just pivot to a more powerful Black commander like K'rrick - who should absolutely be run in the 99 of a higher powered Zodiark list

This is a Grixis creature that gives you additional upkeep steps, which isnt necessarily doubling abilities

Choke limits diversity

Changing the card back would cause far more problems than it would be worth, and using card sleeves wasn't common at the time