User blog comment:ZPPHR/Evan/@comment-5686533-20121108224517

Here are the icons :

Set 1 :

Passive : Andromeda's Dimensional Link (Heroes of Newerth)

Q : Sona's Hymn of Valor (League of Legends)

W : Spectre's Reality (Dota 2)

E : Summoner spell Barrier (League of Legends)

R : Empath's As One (Hereoes of Newerth)

Set 2 :

Passive : Invoker's Deafining Blast (Dota 2)

Q : Ahri's Orb of Deception (League of Legends)

W : Lulu's Wild Growth (League of Legends)

E : Trundle's Agony (League of Legends)

R : Vengeful Spirit's Nether Swap (Dota 2)

Set 3 :

Passive : Martyr's Sol's Conviction (Heroes of Newerth)

Q : Invoker's EMP (Dota 2)

W : Fizz's Playful (League of Legends)

E : Electrician's Electric Shield (Heroes of Newerth)

R : Wisp's Tether (Dota 2)