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Frigid Blade
Swordmage Attack 1

Your weapon leaves a frosty trail as it cuts through the air and strikes with a blow that inflict's winter's wrath.

Target: One creature

Hit: 1[W] + Intelligence modifier cold damage. If the target starts its next turn adjacent to you, it takes a penalty to speed equal to your Constitution modifier until the end of its next turn.

Increase damage to 2[W] + Intelligence modifier at 21st level.

Frigid Blade is an at-will power available to swordmages at 1st level.[Dr367:56]