target creature gets -4/-0 until end of turn. draw a card. addendum — if you cast this spell during your main phase, tap that creature and it doesn't untap during its controller's next untap step.

Code of Constraint prices from Ravnica Allegiance

Rarity Uncommon

Types Instant

Reprints 3

Date Range 1994-01-27 - 2025-04-27

Code of Constraint from Ravnica Allegiance's Price Analysis

3 Total Variations/Printings of Code of Constraint

See All Variations

Expansion	Price	Foil
Ravnica: Clue Edition	0.2
The List Reprints	0.2
Ravnica Allegiance	0.19	0.23

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