MTG Single

Cankerous Thirst [Eventide]

$1.27
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Set: Eventide
Type: Instant
Rarity: Uncommon
Cost: {3}{B/G}
If {B} was spent to cast this spell, you may have target creature get -3/-3 until end of turn. If {G} was spent to cast this spell, you may have target creature get +3/+3 until end of turn. (Do both if {B}{G} was spent.)
Nothing warms the bark on a chilly day like a draught of elf.