Active: For 6 seconds, Kog'Maw gains bonus attack range, doubles his total attack speed and attack speed cap, also halving his ability cast times, and causes each of his basic attacks to deal 「 1.25% per 100 AD 」「 1% per 80 AD 」(+ 「 0.75% per 100 AP) 」「 1% per 133.3 AP 」of target's maximum health bonus magic damage, capped at 100 against minions and monsters.
Bonus Range: 90 / 120 / 150 / 180 / 210
While Bio-Arcane Barrage is active, Kog'Maw's basic attacks deal 55% damage to non-minions, though on-hit effects are still fully applied.
Active:Kog'Maw spews a ball of ooze in the target direction, dealing magic damage and slowing enemies for 1 second. The ooze lingers for 4 seconds, slowing enemies who stand in the ooze and persisting for an additional 0.25 seconds.