Here's a summary of the Masterplan multiplayer format after the last Rules and Banlist Update.
QUICK RULES:
1. Create a new singleton deck with 100 cards or reuse your commander deck.
2. Combine the color identities of all cards in your deck to know your deck's color identity.
3. Create your masterplan:
1. Select up to 1 card of each card type. Each card's color identity must match your deck's color identity.
2. Create an ordered pile with the selected cards and place it face-up into the command zone.
4. Set your starting life to 40, then reduce 4 life for each card in your masterplan.
5. You may play up to 1 card from the top of your masterplan each turn, starting from your second turn.
BANLIST:
* Cards with the "Conspiracy" card type (see full list)
* Cards that reference "playing for ante" (see full list)
* Cards racially or culturally offensive (see full list)
* Cards in the Reserved List (see full list)
* Balance
* Channel
* Emrakul, the Aeons Torn
* Erayo, Soratami Ascendant
* Gifts Ungiven
* Iona, Shield of Emeria
* Limited Resources
* Panoptic Mirror
* Sundering Titan
* Sway of the Stars
* Sylvan Primordial
* Tinker
* Trade Secrets
* Upheaval
* Void Winnower
* Worldfire
QUICK RULES:
1. Create a new singleton deck with 100 cards or reuse your commander deck.
2. Combine the color identities of all cards in your deck to know your deck's color identity.
3. Create your masterplan:
1. Select up to 1 card of each card type. Each card's color identity must match your deck's color identity.
2. Create an ordered pile with the selected cards and place it face-up into the command zone.
4. Set your starting life to 40, then reduce 4 life for each card in your masterplan.
5. You may play up to 1 card from the top of your masterplan each turn, starting from your second turn.
BANLIST:
* Cards with the "Conspiracy" card type (see full list)
* Cards that reference "playing for ante" (see full list)
* Cards racially or culturally offensive (see full list)
* Cards in the Reserved List (see full list)
* Balance
* Channel
* Emrakul, the Aeons Torn
* Erayo, Soratami Ascendant
* Gifts Ungiven
* Iona, Shield of Emeria
* Limited Resources
* Panoptic Mirror
* Sundering Titan
* Sway of the Stars
* Sylvan Primordial
* Tinker
* Trade Secrets
* Upheaval
* Void Winnower
* Worldfire
For more information go to https://mtgmasterplan.net
*The Masterplan format and website are unofficial Fan Content permitted under the Fan Content Policy. Not approved/endorsed by Wizards. Portions of the materials used are property of Wizards of the Coast. ©Wizards of the Coast LLC; other content ©Masterplan.