(Chaos X) Avowed Executor Efreet

Lore
Once a contract has been formed with Efreet, there is no rescinding it. He repays the summoner bringing him into the world by obeying his first command. After being told to annihilate the world, he will gladly do just that, even if it means the death of the poor demon who summoned him...

Acquisition
Evolve (Chaos I) Avowed Executor Efreet with Efreet Catalyst nine times.

Name origin
Ifrit, also spelled as Efreet, are supernatural creatures in some Middle Eastern stories. In Islamic culture, they are usually a powerful type of jinn or identified with death-spirits.