Arrowstorm
Battle games in medieval Britain
By Daniel Mersey (Daniel's Games Emporium, 2023) PDF is $9.47 on Wargames Vault
Dice: D6 Alternate Turn (IGO-UGO)
Arrowstorm is a game designed for medieval warfare up to the Norman Conquest (although lists include the Hundred Years Wars so it could easily cover the Barons Wars, and so on)
The system emphasises that it is a game where players are army leaders and are not involved