Mateus, Belias, Famfrit and Adrammelech
Mateus, the ice esper, has the Pisces sign and the ability to absorb all ice attacks. Mateus is weak to thunder attacks. It is tempting to use fire magic to melt its icy body, but doing so has little effect. Mateus takes half damage to any magic besides thunder. Belias is a fire esper with the Aries sign. Belias is the first esper you face in "Final Fantasy XII." It has a weakness to water magic. All other magic does half its usual damage. Famfrit, a water esper, has the Aquarius sign. It absorbs water attacks and has a weakness to fire magic. It is completely immune to all other elemental magic. Adrammelech, the thunder esper, has the Capricorn sign. This esper absorbs all thunder magic, and it is weak to ice magic. It has immunity to all other magic; It has the faith and Libra powers.
Shemhazai, Cuchulainn and Zalera
Shemhazai, the esper of soul, has the Sagittarius sign. It has a weakness to fire magic and a normal amount of resistance to other elemental attacks. Cuchulainn, the poison esper, bears the sign of Scorpio. This esper has no weakness. It takes half-damage from any elemental magic. It also has the bravery, libra, shell, reflect and protect abilities. Use physical attacks to beat this esper before it poisons you. Zalera, the death esper, has the Gemini sign. Like Cuchulainn, it has no weakness. It completely absorbs holy magic and is immune to other elemental attacks.
Hashmal, Exodus and Zeromus
Hashmal, the earth esper, has the sign of Leo. Hashmal absorbs earth magic, and it is weak to wind magic. It has immunity to other elemental magic. Exodus is a non-elemental esper, so it has no weakness. Its has the Libra sign. Exodus takes half the damage from all elemental magic. It has the faith, haste and Libra abilities. Zeromus is a gravity esper with the sign of Cancer. It has no weakness and receives half the normal damage from elemental magic.
Ultima, Chaos and Zodiark
Ultima, the holy esper, bears the Virgo sign. Ultima absorbs holy magic and is weak to dark magic. It is immune to other elemental magic. Ultima has the Libra, shell, protect, haste and reflect powers. Chaos is the wind esper, and it has the sign of Taurus. Chaos absorbs wind and is weak to earth magic. It has immunity to other elements. Chaos has the Libra, faith, reflect and haste abilities. Zodiark, the dark esper, has the signs of Ophiuchus and Serpentarius. Zodiark is the strongest esper, but it is weak to holy magic. It absorbs dark magic and has a normal resistance to all other magic. It has the shell, protect, faith, haste and Libra abilities.