what card stock are mtg cards Wizards of the Coast Statement on Ixalan Double-Faced Rules Reference Cards - Magic

Cards that consistently draw cards on our opponents' turns, like Ephara, God of the Polis, allow us easy opportunities to miracle Tide on an opponents' turn

Worldslayer is best friends with an indestructible wielder, Zurgo Helmsmasher perhaps

Until end of turn, it becomes a Vehicle artifact with base power and toughness each equal to its mana value, and it gains crew 2 and "Crash Land Whenever this Vehicle deals damage, roll a six-sided die

If nothing else, Mathemagics will teach people that raising something to the zeroth power always results in 1

Note that with its double evasive skills naturally that's pretty likely