SB 8.10.52
evam daityair maha-mayair
alaksya-gatibhi rane
srjyamanasu mayasu
viseduh sura-sainikah
Translation by His Divine Grace A. C. Bhaktivedanta Swami Srila Prabhupada:
While this magical atmosphere in the fight was being created by the invisible demons, who were expert in such illusions, the soldiers of the demigods became morose.