[Champion Concept] Reiger- AP ADC

Passive: Dark Touch: increase your spell vamp by 100% of your life steal and your ability power by 150% of your attack damage. However, your basic attacks no longer deals damage based on your attack power, but rather deals 40% of your ability power as magical damage. Critical trikes deals 135% of normal basic attack damage.

~~ ~~

Boiling Acid Arrows [q] Passive: every third attack deals bonus 30/45/60/75/90 (+20% of ability power) magical damage.

Active: gain 10/12/14/16/18% bonus attack speed and your each attack will activate passive of this ability. Last for 5 sec. Coolwodn: 18/16/14/12/10 sec Mana cost: 50

~~ ~~

Ashbone Sentinel [w] Passive: increase your ability power by 20/35/50/65/80, but your basic attacks will now cost 8/12/16/20/24 health and your active abilities will cost bonus 20/30/40/50/60 health.

Toggle: gain 20% bonus movement speed and your basic attacks restores 20/30/40/50/60 (+10% of ability power) health to you. Cooldown: 3 sec Health cost: 8% of max health per sec

~~ ~~

Infernal Shot [e] Channel dark energy into next basic attack which will deal bonus 20/30/40/50/60 (+30% of ability power) (+15% of target missing health) magical damage and also goes on until it reached its maximum range penetrating all enemies in its path. Cooldown: 12 sec Mana cost: 85 Bonus range after penetration of your target: form 0 to 600 Bonus range per sec channeling: 200 Maximum time to make a basic attack: 5 sec

~~ ~~

Infernal Sentinel [r] Passive: gain magic penetration equal to 80/120/160% of your armor penetration.

Active: immobilize yourself into place for 5 sec gaining 350/450/550 bonus range and your basic attack slows movement of your target by 65% for 1 sec. In addition, while this ability is active you are immune to all knock ups, knock backs or other position altering abilities. You can cancel this ability losing all benefits of it, but you will be able to move again. Cooldown: 50 sec Mana cost: 100

Some build examples: 1) 2) 3) 4)