List of Dream Festival Gacha 2020 for my EN player comrade:

1. 2nd Anniversary (April 4 - 8)

2. Spring Dream Festival (May 3 - 6)

3. Summer Dream Festival (July 31 - August 4)

4. Fall/Halloween Dream Festival (September 30 - October 4)

5. Winter/Christmas Dream Festival (November 30 - December 4)

These are based on JP version, schedule can be differ for EN version

Plan well and I really hope you get your dream cards! Happy playing!