Arms of Hadar 

Sorcery
$0.44 #20205 0.40 4.2 years
Creatures target player controls get -2/-2 until end of turn.
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Cower in Fear98%
$0.14↓#15508↑0.16↓14.1 years↑
"Creatures your opponents control get -1/-1 until end of turn."
Make Obsolete98%
$0.12↓#15167↑0.12↓9.9 years↑
"Creatures your opponents control get -1/-1 until end of turn."
Gnashing of Teeth96%
$0.18↓#216000.00↓0.1 years↓
"• Creatures target player controls get -1/-1 until end of turn."
Suffocating Fumes94%
$0.20↓#14895↑0.436.4 years↑
"Creatures your opponents control get -1/-1 until end of turn."
Wail of War94%
$0.15↓#14377↑0.21↓1.4 years↓
"• Creatures target opponent controls get -1/-1 until end of turn."
Seeker's Folly92%
$0.12↓#14322↑0.21↓1.8 years↓
"• Creatures your opponents control get -1/-1 until end of turn."
Shrouded Shepherd // Cleave Shadows90%
$0.19↓#233280.00↓3.0 years↓
"Creatures your opponents control get -1/-1 until end of turn."
Marsh Casualties90%
$0.06↓#26917↓0.57↑16.9 years↑
"Creatures target player controls get -1/-1 until end of turn. If this spell was kicked, those creatures get -2/-2 until end of turn instead."
Gruesome Realization90%
$0.23↓#10254↑0.00↓3.8 years
"• Creatures your opponents control get -1/-1 until end of turn."
Night Clubber89%
$0.22↓#13720↑0.75↑4.4 years
"When this creature enters, creatures your opponents control get -1/-1 until end of turn."
Plague Mare89%
$0.29↓#15489↑0.378.1 years↑
"When this creature enters, creatures your opponents control get -1/-1 until end of turn."
Primaris Eliminator88%
$3.22↑#7962↑0.53↑3.9 years
"• Hyperfrag Round — Creatures target player controls get -2/-2 until end of turn."
Curse of Death's Hold88%
$0.92↑#9111↑0.51↑14.9 years↑
"Creatures enchanted player controls get -1/-1."