December 23rd to 25th, 2016

Entry Requirement: By 3 packs of “20th Anniversary Pack Wave 1” OR 1 “Structure Deck: Pendulum Evolution”.

Format: Participation Prize Scramble

3 rounds of Single Matches (Best 1 of 1), each roughly 20 minutes

The Participation Prizes are Card Cases. The A to F versions are for December. A to D & G to H are for January.

Basically each participant gets 2 random Card Cases, the Duels decide who gets to choose which cases to swap.

Source