Bitter Enemies

Bitter Enemies is the twelfth chapter of Fire Emblem Heroes.

Part 1: Battle at the Sluice Gate
You will have 4 units on your team. You will also have 5 opponents: Delthea, an Emblian Sword Cavalier, an Emblian Sword Flier, an Emblian Lance Flier, and an Emblian Green Mage.

Part 2: A Desperate Pursuit
You will have 4 units on your team. You will also have 5 opponents: Saber, Leon, Sonya, an Emblian Axe Fighter, and an Emblian Lance Flier.

In order to clear this stage, you must defeat all the enemies in 5 turns on Normal (4 turns on Hard and Lunatic). If you did not defeat them after the required turns have passed, you automatically lose and the game is over.

Part 3: Desert Stronghold Siege
You will have 4 units on your team. You will also have 5 opponents: Clive, Mathilda, Gray, Tobin, and an Emblian Bow Fighter.

In order to clear this stage, you must defeat all the enemies in 5 turns on Normal (4 turns on Hard and Lunatic). If you did not defeat them after the required turns have passed, you automatically lose and the game is over.

Part 4: Before the Goddess
You will have 4 units on your team. You will also have 5 opponents: Saber, Leon, Sonya, an Emblian Lance Flier, and an Emblian Red Cavalier.

In order to clear this stage, you must defeat all the enemies in 6 turns on Normal (5 turns on Hard and Lunatic). If you did not defeat them after the required turns have passed, you automatically lose and the game is over.

Part 5: The Mask Cracks
You will have 4 units on your team. You will also have 5 opponents and one boss: Bruno, Gray, Tobin, Clive, Mathilda, and Sonya.

Trivia

 * The music playing in this chapter is "What Lies at the End" from Fire Emblem Echoes: Shadows of Valentia.
 * This chapter takes place in the World of Shadows.