User blog comment:ObsidianLazarus/Aghanim's Scepter Theorycrafting/@comment-4636093-20140116145710

If Singed recieves damage while Insanity Potion is running he regenerates 60% of the damage over the next 5 seconds.

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Katarina may Channel Death Lotus indefinatly for as long as she needs to with champions still in the AoE. If there are no more targets to hit she will stop.

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Cassiopiea's Petrefying gaze, range increased to 1000. 80° Cone increased to 360° surrounding her. Enemies which face her at any time within 1 second of using it will recieve the stun.

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Kennen's Slicing Maelstrom has the 3 bolt cap per champion removed.

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Corki's Missile Barrage will instantly restock one missile upon striking an enemy champion. Can only occur once per cast.

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Functionality on Quinn's Tag Team changed:

Quinn remains on the battlefield and fights as normal. Valor joins the fight with her and targets the lowest health enemy champion within 1000 range of Quinn. Valor may use vault to leap at the target, blind them with Blinding Assault, and benefits from Hightened senses' attack speed buff. Valor is untargetable.

The Movment Speed buff is still given to Quinn. Quinn may reactivate the ability to fire the Skystrike at Valor's current location and end the ult.

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Sona's Cressendo will consume all of Sona's current powerchord stacks to stun for an additional 0.5 seconds per stack consumed.

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Soraka's Wish now also grants allies bonus health regeneration equal to 5% of their missing health every second for 5 seconds.