4 New Units are being added to TFT as well as a new Origin
#New Origin: Hextech (2/4)
Hextech will disable 2/4 items on enemy champions.
#New Champs:
Camille: Blademaster/Hextech (1) Ability: Ultimate. (Forces allies to attack one enemy)
Jayce: Shapeshifter/Hextech (2) Ability: Mercury Hammer (Uses Knockback, then swaps to cannon for a few max-speed attacks)
Vi: Brawler/Hextech (3) Ability: Ultimate (Dives backline)
Jinx: Gunslinger/Hextech (4) Ability: Passive. (Bonus AS after first kill. Second kill gives range +AoE)
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Seems like the new "I cant win time for a hail mary" play.