When this creature enters, you get
(three
energy countersA counter on a player that remains until spent or removed. (CR 122.1b)).
Pay
: Put an
exaltedExalted is a triggered ability. “Exalted” means “Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.”
A creature “attacks alone” if it’s the only creature declared as an attacker in a given combat phase. See rule 506.5. (CR 702.83) counterTo counter a spell or ability is to cancel it: remove it from the stack without resolving it. A counter on an object or player is instead a marker that changes characteristics or interacts with rules or abilities; for example, a +1/+1 counter modifies a creature’s power and toughness. (CR 701.6; 122.1) on target creature you control.
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) only as a sorcery. (Whenever a creature you control attacks alone, it gets +1/+1 until end of turn for each instance of
exaltedExalted is a triggered ability. “Exalted” means “Whenever a creature you control attacks alone, that creature gets +1/+1 until end of turn.”
A creature “attacks alone” if it’s the only creature declared as an attacker in a given combat phase. See rule 506.5. (CR 702.83) among permanents you control.)