Radek, Spellsword

Eminence—Whenever an equipped creature
attacks, if Radek, Spellsword is in the command
zone or on the battlefield, copy the next instant
or sorcery spell you cast this turn.
Whenever you cast a spell or activate an ability
that would target Radek, Spellsword you may
pay 2 life instead of paying its mana cost.