C-3PO is a Premium Box Tsum Tsum. He is a Limited Time Event Tsum Tsum and is not obtainable through purchasing Premium Boxes outside of the event.
C-3PO will clear a horizontal line of Tsum Tsum. He is also considered a "Call a Friend" Tsum Tsum as he calls R2-D2 for his skill. His base Skill range is SS/XS.
||Skill Range (JP)
||Skill Range (Intl.)
Disney Tsum Tsum - C-3PO (Star Wars Puzzles Event)
Disney Tsum Tsum - C 3PO (Star Wars Puzzles Event) 2
C-3PO's skill clearing tsum tsums horizontally
Tsum tsums going to be cleared after C-3PO used his skill
Tsum tsums being cleared after C-3PO's skill is activated