Extinction Event
Sorcery
Choose odd or even. Exile each creature with mana value of the chosen quality.
"Nature is more merciless than any hunter I've ever known." —Zai, nightsquad captain
Filip Burburan
Rulings
The mana value of a token that isn't a copy of another object is 0. A token that is a copy of another object has the same mana cost as that object.
(wotc • 2020-04-17)
If a creature on the battlefield has {X} in its mana cost, X is considered to be 0.
(wotc • 2020-04-17)
You choose odd or even while Extinction Event is resolving. Players can't take any actions between the time you make that choice and the time some creatures go extinct.
(wotc • 2020-04-17)
Rulings
The mana value of a token that isn't a copy of another object is 0. A token that is a copy of another object has the same mana cost as that object.
(wotc • 2020-04-17)
If a creature on the battlefield has {X} in its mana cost, X is considered to be 0.
(wotc • 2020-04-17)
You choose odd or even while Extinction Event is resolving. Players can't take any actions between the time you make that choice and the time some creatures go extinct.
(wotc • 2020-04-17)