Swoosh. Swoosh. Swoosh.
As Eren immersed himself in contemplation, the capsules crafted from Echidna's Placenta solidified before cracking open one by one, reminiscent of newly hatched creatures breaking free from eggshells.
Having successfully obtained a pseudo-avatar from the batch, Eren transformed the remaining living test subjects into fiends. Simultaneously, these fiends gained consciousness and assembled behind Eren.
"Roza, guide these fiends out and lead them to Kayara. She would know what to do with them," Eren instructed Roza without turning back.
These fiends, derived from the test subjects, lacked individual egos; they were Eren's obedient minions, following his orders without question. While Eren could grant them autonomy, he considered it unnecessary for the assigned tasks. There were distinct advantages to having mindless entities that executed specific actions without the burden of cognitive thinking.