Leina The Stealthed Sniper(champion concept)

What do you guys think of this idea is it a good or bad Idea?

What changes should there be?

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Leina The Stealthed Sniper

Passiv: Cooldown and Attack speed converts into critical damage. 40%/60%/80% converts 80% as crit damage(Max rank)

Ability 1: Clean shot == skill shot, this has 90% of your attack damage, target hit bleeds.(Max rank) 60%/70%/80%/90% Bleed deals 5% of your attack damage as true damage.(Max rank) 2%/3%/4%/5%

Ability 2: Laser Pointer == Allies and yourself deal extra damage to the marked target. 5%/6%/7%/8% Deals 20% more damage(Max rank)

Ability 3: Airstrike == Calls in a M10 Thunderbolt to do the bidding with hellfire missiles and machinegun. 50%/60%/70%/80% 80% of your ap a magic damage(Max rank)

Ability 4(ult): (passive)Across the map == can shoot the marked target from anywhere on the map. Basic Attacks.(can only upgrade this once)

(unique can upgrade passive two times one at level 11 and one at level 16)