Name
Frontier Siege
Set Name
Commander 2017
Set Type
Commander
Mana
Type Line
Enchantment
Rarity
Rare
Oracle Text
As Frontier Siege enters the battlefield, choose Khans or Dragons. • Khans — At the beginning of each of your main phases, add {G}{G}. • Dragons — Whenever a creature with flying enters the battlefield under your control, you may have it fight target creature you don't control.