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Magic: The Gathering Comprehensive Rules Changes

Eventide to Shards of Alara (Single Change View)

General changes

Old rule (Eventide) New rule (Shards of Alara)

Activated Ability

An activated ability is written as "activation cost: effect." By paying the activation cost, a player may play such an ability whenever he or she has priority. See rule 403, "Activated Abilities."

Activated Ability

An activated ability is written as "[Cost]: [Effect.] [Play restriction (if any).]" By paying the activation cost, a player may play such an ability whenever he or she has priority. When an activated ability is played, it goes onto the stack and stays there until it's countered, it resolves, or it otherwise leaves the stack. See rule 403, "Activated Abilities."