Fatal Fumes

Instant

The Black Breath

Sorcery

Make Obsolete

Instant

Cower in Fear

Instant

Hampering Snare

Instant

Locust Spray

Instant

Death Pulse

Instant

Choking Fumes

Instant

Sicken

Enchantment — Aura

Stench of Decay

Instant

Smokespew Invoker

Creature — Zombie Mutant

Marsh Gas

Instant

Last Gasp

Instant

Afflict

Instant

Infest

Sorcery

Uncomfortable Chill

Instant

Sick and Tired

Instant

Ichor Slick

Sorcery

Strangling Spores

Instant

Constricting Tendrils

Instant

Syphon Fuel

Instant

Nausea

Sorcery

Festergloom

Sorcery

Davriel's Withering

Instant

Mephitic Vapors

Sorcery

Death Wind

Instant

Disfigure

Instant

Withering Hex

Enchantment — Aura

Scorpion's Sting

Instant

Fume Spitter

Creature — Phyrexian Horror

Foul Presence

Enchantment — Aura