開拓地の包囲/Frontier Siege

Enchantment -
As Frontier Siege enters, choose Khans or Dragons. <CR>
• Khans --- At the beginning of each of your main phases, add {G}{G}. <CR>
• Dragons --- Whenever a creature with flying enters under your control, you may have it fight target creature you don't control.

Enchantment -
As this enchantment enters, choose Khans or Dragons. <CR>
* Khans --- At the beginning of each of your main phases, add {G}{G}. <CR>
* Dragons --- Whenever a creature you control with flying enters, you may have it fight target creature you don't control.

Enchantment -
As Frontier Siege enters the battlefield, choose Khans or Dragons. <CR>
• Khans --- At the beginning of each of your main phases, add {G}{G}. <CR>
• Dragons --- Whenever a creature with flying enters the battlefield under your control, you may have it fight target creature you don't control.

Enchantment -
As Frontier Siege enters, choose Khans or Dragons. <CR>
• Khans --- At the beginning of each of your main phases, add {G}{G}. <CR>
• Dragons --- Whenever a creature with flying enters under your control, you may have it fight target creature you don't control.

Enchantment -
As Frontier Siege enters the battlefield, choose Khans or Dragons. <CR>
• Khans --- At the beginning of each of your main phases, add {G}{G} to your mana pool. <CR>
• Dragons --- Whenever a creature with flying enters the battlefield under your control, you may have it fight target creature you don't control.

Enchantment -
As Frontier Siege enters the battlefield, choose Khans or Dragons. <CR>
• Khans --- At the beginning of each of your main phases, add {G}{G}. <CR>
• Dragons --- Whenever a creature with flying enters the battlefield under your control, you may have it fight target creature you don't control.