DefenderDefender is a static ability.
A creature with defender can’t attack.
Multiple instances of defender on the same creature are redundant. (CR 702.3)
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. Spend this mana only to
activateTo activate an activated ability is to put it onto the stack and pay its costs, so that it will eventually resolve and have its effect. Only an object’s controller (or its owner, if it doesn’t have a controller) can activate its activated ability unless the object specifically says otherwise. A player may activate an ability if they have priority. See rule 602, “Activating Activated Abilities.” (CR 701.2) abilities.
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activateTo activate an activated ability is to put it onto the stack and pay its costs, so that it will eventually resolve and have its effect. Only an object’s controller (or its owner, if it doesn’t have a controller) can activate its activated ability unless the object specifically says otherwise. A player may activate an ability if they have priority. See rule 602, “Activating Activated Abilities.” (CR 701.2) an
exhaustExhaust is a keyword that adds additional rules to the activated ability that follows it. “Exhaust — [Cost]: [Effect]” means “[Cost]: [Effect]. Activate only once.”
An effect may allow you to take an action as long as you haven’t activated an exhaust ability this turn. Such an effect allows that action only if you haven’t begun to activate an exhaust ability this turn. (CR 702.177) ability that isn't a mana ability this turn, copy it. You may choose new targets for the copy.