Use the rooftops to kite it. Fire the red flare to signal the cannon squad. The cannon shot will stun it for 4 seconds—use this to hook onto its lower jaw.
Here is the full story for Attack On Survey Corps Walkthrough — a fictional interactive narrative/game guide. Genre: Tactical Horror / Action-Adventure Protagonist: You (Cadet Kaelen Voss, ranked #4 in your class) Timeframe: Year 850, immediately after the breach of Wall Rose (alternate timeline where Wall Rose is breached instead of Wall Maria) PROLOGUE: THE MISSION BRIEFING "You are not soldiers. You are bait with swords." — Section Commander Lynne Harrow Attack On Survey Corps Walkthrough
Retake the inner gate from a 15-meter Abnormal that has planted itself directly in front of the mechanism. Use the rooftops to kite it
Behind the overturned spice cart is a journal page from Captain Levi’s early days. Grabbing it unlocks the “Old Blood” cutscene later. Here is the full story for Attack On