Planechase Anthology Planes

Furnace Layer

When you planeswalk to Furnace Layer or at the beginning of your upkeep, select target player at random. That player discards a card. If that player discards a land card this way, he or she loses 3 life.
Whenever you roll {Chaos}, you may destroy target nonland permanent.

When you planeswalk to Furnace Layer and at the beginning of your upkeep, select target player at random. That player discards a card. If that player discards a land card this way, they lose 3 life.
Whenever chaos ensues, you may destroy target nonland permanent.

Planechase 2012 Planes

When you planeswalk to Furnace Layer or at the beginning of your upkeep, select target player at random. That player discards a card. If that player discards a land card this way, he or she loses 3 life.
Whenever you roll chaos, you may destroy target nonland permanent.