Cube bugged for Arch-Mage

Hey ya,
i tried my best but it didnt work.
Cube works for every other champion but arch-mage.
Titan: works
Knight: works
Heal: works
Mage: works
Rogue: works
Sorc: works
NS: works
Ex-Rogue: works
Arch-Mage: bugged  it didnt work with all Arch-mages i created so.

Plz fix it