Sivir gains 50 movement speed for 2 seconds when she hits an enemy champion with her abilities or basic attacks.
Boomerang Blade
Range: 1000
Cooldown: 9
Cost: 70 / 80 / 90 / 100 / 110 mana
Active: Sivir hurls her crossblade to a target location, which then returns to her. Enemies in its path take physical damage, with 20% reduced damage to each subsequent target. Each enemy can be damaged only twice.
Active: Sivir's next autoattack deals additional physical damage and bounces to 5 additional targets, dealing 20% less damage with each bounce. On-hit effects still apply only to the attacked target.
Physical Damage at First Bounce: 20 / 35 / 50 / 65 / 80 (+ 100% AD)
Active: Creates a magical barrier that lasts up to 3 seconds which blocks a single enemy ability used on Sivir. If an ability is blocked by the shield, Sivir regains 150 mana.
On The Hunt
Range: 1000
Cooldown: 100 / 90 / 80
Cost: 100 mana
Active: Grants Sivir bonus attack speed and a 20% movement speed boost for 10 seconds. Its aura also grants all nearby allies half the attack speed bonus and the full movement speed bonus, even if they do not remain in range of Sivir, for the remaining duration.
450 or 
260
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