Gelid Shackles

Snow Enchantment - Aura, W (1)
Enchant creature
Enchanted creature can't block and its activated abilities can't be played.
{S}: Enchanted creature gains defender until end of turn. ({S} can be paid with one mana from a snow permanent.)¹
Illus. Alex Horley-Orlandelli

Crystal Keep Rulings Summaries

• Static and triggered abilities still work. [Coldsnap FAQ 2006/06/14]
• It will not stop a creature from attacking unless the ability is played before attackers are declared. Giving a creature Defender after it is already an attacker will not stop it from attacking. [Coldsnap FAQ 2006/06/14]
• Note - Also see Aura, Rule G1.30.
• Note - Also see Defender, Rule 502.41.
• Note - Also see Snow, Rule G19.13.

Format Legality	Legal in Vintage, Legacy, Extended Banned in Standard
Printings (1/9)	Coldsnap (Common)