How are banned and/or restricted cards handled in Two-Headed Giant Tournaments?
Two-Headed Giant Tournaments use the same banned and restricted lists as individual tournaments. If a card is restricted in a particular format, the team may use no more than one copy of that card. No players may use cards that are banned in a particular format. In addition, there may be cards that are only banned in Constructed Two-Headed Giant Tournaments. Refer to the Magic Floor Rules for the list of these cards.