Spear Militia. Heavy infantry. Byzantine Infantry. Dismounted Byzantine Lancers. Dismounted Latinkon. Varangian Guard. Missile infantry. Archer Militia. Byzantine Guard Archers.
However, even with these rules, it depends on terrain type (Muslim factions have units who get an advantage in the desert, and IIRC, non-Muslim factions have units who get an advantage in woods and snow), and it also depends on who starts where on the battle map (generally, holding the higher ground gives a significant advantage, especially on
CwyNiN0.