Tarkir is a plane of five warring clans. The five clans are based around a single color in WUBRG order with one ally and one enemy.
Khans of Tarkir contains 269 cards (20 basic lands, 101 commons, 80 uncommons, 53 rares, 15 mythic rares).
The Khans block will be Large-Small-Large with a unique draft structure. The small set is drafted with both large sets. Large sets are never drafted together.
Contents: 10 Khans of Tarkir booster packs each containing 15 cards