No red units required.

Brave Lyn (+1) - Default kit plus S-rank summoner support, Reposition, Moonbow and Deflect Magic 2 seal

Nino (+1) - Default plus Draw Back, Desperation 2 and Luna

Brave Lucina - Default plus Reposition, Vantage 3 and Deflect Melee 2 seal

Performing Azura - Default kit, only used for Sing and buffs

Nino to take care of blue units.
Lyn to deal sweeping damage / take out flier unit and mages.
Lucina to deal with Alm and Celica.

Brave Lyn

Nino

Brave Lucina

Performing Azura