We've got hostiles

The H.E.C.U. soldier in question:
#HalfLife

[@Navil_Watson]

Don't SHOOT! WE'RE SCIENTISTS!

[@worldwidenoise]

NO IM WITH THE SCIENCE TEAM!

[@nikolassantoro7466]

HUECH

[@zoeykiller1911]

"Shit. I gotta piss."

[@blacktemplar1139]

Remember, no Scientist

[@HECUUNITHAZ]

Hold on for a moment, I can profile you my ID card!