TRIBAL WARS LEGACY FORMAT
This casual Magic Online format is all about creature combat. Of a deck of sixty or more cards, at least one third of those must be a single creature type. Examples of creature types include elves, goblins, soldiers, zombies, and wizards.
No sideboards are allowed in tribal formats.
Since this particular tribal wars format is based on legacy, all cards (including promotional) are legal, with the exception of this banned list: