A couple of ADCarry champions are:
Varus
Jinx
Kalista
KogMaw
Varus, The Arrow Of Retribution. His abilities are: Piercing Arrow: Varus channels for up to 4 seconds, increasing piercing arrow's range and damage.
Blighted Quiver: Varus's basic attacks deal bonus magic damage and apply Blighted Quiver Blight for 6 seconds, stacking up to 3 times.
Hail Of Arrows: Varus fires a hail of arrows that deals physical damage to all enemies in the target area.
Chain Of Corruption: ( ult ) Varus flings out a tendril of corruption that infects the first enemy champion hit, dealing magic damage.
Jinx, The Loose Canon. Her abilities are: Switcheroo: Jinx's basic attacks gain bonus range and each consume mana, also dealing 10% AD bonus damage.
Zap: After a short delay, Jinx fires a shock blast that deals physical damage to the first enemy it hits.
Flame Chompers: Jinx tosses out 3 chompers that, after a 0.7-seconds arming time, explode on contact with enemy champions.
Super Mega Death Rocket: ( ult ) Jinx fires a Super Mega Death Rocket that travels in a line, exploding in an area upon hitting an enemy champion.
Kalista, The Spear Of Vengeance. Her abilities are: Pierce: Kalista hurls a fast and narrow spear, dealing physical damage to the first enemy hit.
Sentinel: If Kalista and her Oathsworn ally land a basic attack against the same target within 2 seconds of each other, the target takes bonus magic damage.
Rend: Kalista rips all spears from nearby enemies, dealing physical damage and slowing them for 2 seconds. Spears beyond the first deal reduced damage.
Fate's Call: ( ult ) Kalista draws her Oathsworn ally next to her, placing them in stasis for 4 seconds.
Kog'Maw, The Mouth Of The Abyss. His abilities are: Caustic Spittle: Kog'Maw launches a corrosive projectile in a target direction, dealing magic damage to the first enemy it hits.
Bio Arcane Barrage: For 8 seconds, Kog'Maw's basic attacks gain bonus range and deal bonus magic damage.
Void ooze: Kog'Maw spews a ball of ooze in the target direction, dealing magic damage and slowing enemies for 1 second.
Living Artillery: ( ult ) Kog'Maw launches a ball of acid into the air that drops after 0.6 seconds at the target location, damaging all enemies hit.