Hi Guys after the new patch last June 16, 2016 there was a REVAMP on the Special Item Summon. Vespa wrote as per Patch Notes : It's been changed to CLASS Selection. - From now on, you will be able to use Special item Summon bye Class New Hero Unique item has been added. - You can acquire 6 kinds of New Hero Unique Weapons. - When new heroes added, old heroes will be excluded from the list. - List of heroes who can acquire Unique Weapons through New Hero Special Item Summon Aisha, Arch, Laias, Annette, Nyx and tanya * You can acquire Unique Weapons with 1% just like other special item summons, and also artifacts can be acquired.