If {B} was spent to play Cankerous Thirst, you may have target creature get -3/-3 until end of turn. If {G} was spent to play Cankerous Thirst, you may have target creature get +3/+3 until end of turn. (Do both if {B}{G} was spent)

• Number: 116
• Rarity: U
• Type: Instant
• Mana cost: 3{1xB/G}
• Color: Hybrid
• Artist: Carl Frank