magic the gathering return to ravnica booster box 5 retro cards in each Collector booster pack Magic The Gathering - Ravnica

Chaos: Whenever you roll Chaos, Meteor field deals 13 damage to each creature on the battlefield

It also tells you the rarity of the card

1 Fangren Marauder

As duplicates of rare cards are normally what youd use in the trades themselves, this system of exchanging cards for currency and, as a result, being left with few duplicates to actually trade with, has not been met with much approval

"You add a pandemic into this mix and you get a lot of people stuck at home, feeling nostalgic for their youth or passing something on to their kids by rediscovering the joy of opening a pack of cards," said Luber

I think this effect is very powerful however it is nerfed by only being able to be used during the battle phase