Hmm…

probably Dark Ages, Circuit Breaker, Drowned Deep, Scarlet Knight, and Splintered Archer. (Stage 2 enemies are the best change my mind)

And given as the definition of enemy is “a person who is actively opposed or hostile to someone or something” then Goliath Omega probably would count since they do attack you.

DARK AGES AND DROWNED DEEP RAHHH

Circuit breaker birb

*breathes in all the o2 in a 100 meter radius* SEVENTH BLOSSOM-

^I don’t know why but that just me think of Seventh Blossom attacking only via spewing pollen everywhere and triggering allergies