Magic: The Gathering Oracle Changes - Time Spiral to Planar Chaos

Old card (Time Spiral)	New card (Planar Chaos)
Contamination [Click to view all changes.]
Contamination {2}{B} Enchantment If a land is tapped for mana, it produces {B} instead of its normal type and amount. At the beginning of your upkeep, sacrifice Contamination unless you sacrifice a creature.	Contamination {2}{B} Enchantment If a land is tapped for mana, it produces {B} instead of any other type and amount. At the beginning of your upkeep, sacrifice Contamination unless you sacrifice a creature.

Old card (Time Spiral)

New card (Planar Chaos)

Contamination

{2}{B}

Enchantment

If a land is tapped for mana, it produces {B} instead of its normal type and amount.

At the beginning of your upkeep, sacrifice Contamination unless you sacrifice a creature.

Contamination

{2}{B}

Enchantment

If a land is tapped for mana, it produces {B} instead of any other type and amount.

At the beginning of your upkeep, sacrifice Contamination unless you sacrifice a creature.