Part 593

Discover all collectibles in Constant's Office and Helipad, and explore the Mastery Level unlocks for Hitman World of Assassination, including new starting locations and weapons.

This guide details the collectible items found in Constant's Office and Helipad, as well as the rewards and new starting locations unlocked by progressing through the Mastery Levels in Hitman World of Assassination.

Constant's Office and Helipad Collectibles

• Cigar Box — On the table behind the desk.
• Bust — On the desk.
• Leather Briefcase — On the couch near the desk.
• Constant's Intel — In the Safe at the southwest corner of the Office.
• Bartoli 75S — In the Safe at the southwest corner of the Office.
• Picture of Janus and The Constant — On the table at the northeast corner of the Office.
• Cannonball — On the bookshelf near the stairs down (x2).
• Saber — On the wall at the east side of the Office.
• Bag of Gunpowder — On the small table by the telescope at the Helipad.

Mastery Levels

• Level 2 — Earn an Agency Pickup at the Chapel and unlock the Mace melee weapon.
• Level 3 — Unlock the ability to start at the Chapel.
• Level 4 — Earn an Agency Pickup at the Gatehouse.
• Level 5 — Unlock the Lethal Syringe Mk II.
• Level 6 — Unlock the ability to start at the Reception Area disguised as a Waiter.
• Level 7 — Unlock the Electronic Key Hacker and earn an Agency Pickup in the Kitchen.
• Level 8 — Unlock the ability to start at the Kitchen disguised as a Chef.
• Level 9 — Earn an Agency Pickup at the Warehouse.
• Level 10 — Unlock the Sieger 300 Tactical.
• Level 11 — Unlock the ability to start at the Warehouse disguised as a Custodian.
• Level 12 — Earn an Agency Pickup at the Hyperborean Showrooms.
• Level 13 — Unlock the ability to start at the Keep.
• Level 14 — Earn an Agency Pickup at the Cistern.
• Level 15 — Unlock the ability to start at the Gallery disguised as an Ark Member.
• Level 16 — Unlock the Broadsword melee weapon.
• Level 17 — Earn an Agency Pickup at the Morgue.
• Level 18 — Unlock the Enram HV Covert Mk II and the ability to start at the Architects' Lounge disguised as an Ark Architect.
• Level 19 — Earn an Agency Pickup at the Gallery Stairwell.
• Level 20 — Unlock the Remote Concussion Rubber Duck.