Some of the philosophy behind WHY rotation exists was originally posted to our website here. Info about the 2020 rotation in particular lives here.
Below is the list of sets that are Modern Legal as of May 1st, 2020.
Marvel Dice Masters: Avengers Infinity Campaign Box
Marvel Dice Masters: Justice Like Lightning! Team Pack
Marvel Dice Masters: Kree Invasion Team Pack
DC Comics Dice Masters: Harley Quinn Team Pack
Warhammer 40,000 Dice Masters: Battle for Ultramar Campaign Box
Warhammer 40,000 Dice Masters: Spaces Wolves Sons of Russ Team Pack
Warhammer 40,000 Dice Masters: Orks…WAAAGH! Team Pack
DC Comics Dice Masters: JUSTICE Campaign Box
DC Comics Dice Masters: Mystics Team Pack
DC Comics Dice Masters: Doom Patrol Team Pack
Marvel Dice Masters: X-Men Forever Campaign Box
Marvel Dice Masters: X-Force Team Pack
Marvel Dice Masters: Dark X-Men Team Pack
WWE Dice Masters Campaign Box
WWE Dice Masters: Bitter Rivals Team Pack
WWE Dice Masters: Tag Teams Team Pack
D&D Dice Masters: Trouble in Waterdeep Campaign Box
D&D Dice Masters: Adventures in Waterdeep Team Pack
D&D Dice Masters: The Zhentarim Team Pack
Promo Cards (Modern Age):
Super Spies Monthly OP
Stark Industries Monthly OP
City Slingers Monthly OP
Marvel NOW Heroes Monthly OP
Warhammer 40,000 Dice Masters: Grombrindal’s Fury Promo Card
All other promos released in 2019/2020 that have been released for at least 1 week.
Banned Cards (Modern Age):
(None)
Golden Age, Global Escalation Banned Cards:
Relentless: Basic Action Card
Swords of Revealing Light: Basic Action Card
Imprisoned: Basic Action Card (Uncanny X-Men)
Beholder: Master Abberation (Battle for Faerûn)
Ring of Magnetism: Action Attraction (Yu-Gi-Oh!)