Originally Posted by
Pex
You're missing the part where if a player wants to dispel Shadow Blade don't be rules lawyerly on if the player says he casts Dispel Magic on the sword or caster. If the player did not specifically say he wanted to dispel Shadow Blade, just any spell that happens to exist, choose randomly from among the spells including Shadow Blade. Don't be rules lawyerly on the player saying he casts Dispel Magic on the caster.