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Reckless opportunity
warlord utility 2

Target: one enemy within this power's burst, and either the user or one ally within this power's burst

Effect: "The targets make opposed initiative checks. The winner gains combat advantage against the loser until the end of the winner's next turn."
Bravura Presence: "You or your ally gains a power bonus to the initiative check equal to your Charisma modifier."

Reckless opportunity is a 2nd-level warlord encounter utility power. It forces a nearby enemy to make an opposed initiative check against the user or against a nearby ally. The winner of the check gains combat advantage against the loser. If the user has Bravura Presence, a bonus is added to the user's or ally's check.[MP:105]