Rule 103.3
A Main Deck of at least 40 cards: A Chosen Champion Unit, as well as Units, Gear, and Spells
- 103.3.a Chosen Champion
- 103.3.b Your Main Deck can include up to 3 copies of the same named card.
- 103.3.c Subject to Domain Identity.
- 103.3.d Your deck may only contain 3 total Signature cards that have the same Champion tag as your Champion Legend.
- 103.3.e Subject to card legality of the Format being played.