Glistening Oil [New Phyrexia] Ixalan Prerelease Promos {T}: Prevent all combat damage

{T}: Prevent all combat damage that would be dealt by target attacking creature this turn

They can't be regenerated

Occupancy of the den changes from night to night as boggart gangs fight for control of a place they aren't willing to simply eat

you may change "swampwalk" to "plainswalk

Set: Apocalypse Type: Sorcery Rarity: Rare Cost: {1}{W}{B} Destroy target permanent

Glistening Oil [New Phyrexia] Ixalan Prerelease Promos {T}: Prevent all combat damageSet: New Phyrexia Type: Enchantment Aura Rarity: Rare Cost: {B}{B} Enchant creature Enchanted creature has infect. At the beginning of your upkeep, put a 1 1 counter on enchanted creature. When Glistening Oil is put into a graveyard from the battlefield, return Glistening Oil to its owner's hand.