Once again, farming
Estigia in extreme amounts without incurring Eye of the Jailer is likely considered an Exploit and may be reprimanded by Blizzard, especially since
Estigia awards player power.
There is a cave located at (47, 76) in the Maw which has some eggs in it, and stepping on the eggs will spawn
Cría de cucaracha de Las Fauces. These respawn rapidly, allowing for a quick farm.