The Emerald (Launch into Action)

Lore & Background

In the world of Sly Cooper, heists are not mere robberies but carefully planned performances. The Thievius Raccoonus, a family heirloom passed down through generations of Cooper raccoons, contains detailed blueprints for stealing the most coveted objects on Earth. Each entry in the book corresponds to a real-world-style target, and completing a heist is both a practical act of thievery and a rite of passage for the Cooper bloodline.

The Emerald, as a target, fits squarely within this tradition. It is a gemstone of considerable size and value, housed in a location designed to be as secure as the gang's planning allows. The mission's subtitle, 'Launch into Action,' signals that this is not a quiet, slow-burn infiltration but a heist that demands the player commit to a sequence of bold, timed movements—scaling walls, swinging across gaps, and striking at precisely the right moment before alarms cascade.

The Cooper Gang operates on a simple philosophy: take the thing, leave no trace, and never, under any circumstances, get caught. The emerald heist embodies that ethos. Every guard patrol, every locked door, every crumbling ledge is a puzzle piece in a larger mechanical song that Sly must play in the correct order to walk out with the gem and vanish into the night.

In Their Own Story

The warehouse district smelled of rust and diesel. Bentley had the blueprints spread across the hood of the van, his small penguin hands tapping a claw against the glass. 'Three guards on the east face, rotation every forty seconds,' he murmured. 'Murray, you're on the loading dock. Do NOT eat the crates.'

Murray's ears flopped. 'Which crates are food?'

'None of them, Murray.'

Sly crouched on the fire escape, wrench coiled in his paw, watching the emerald glow faintly green behind the reinforced glass three floors up. It was smaller than the book had suggested. Almost modest. Almost easy. He grinned the way raccoons grin—showing too many teeth—and swung the wrench in a slow circle. 'Alright, gang. Let's go get the shiny thing.'

The first guard turned a corner. Sly dropped, landed in a crouch, and was already gone. The emerald waited, patient and cold, for the thief who would carry it out under a sky full of indifferent stars.

Reader's Guide

Target: The Emerald, displayed behind reinforced glass in an elevated chamber. The mission is structured as a vertical infiltration—Sly must climb, swing, and fight his way up through multiple tiers of the building before reaching the display case.

Obstacles include patrolling guards with line-of-sight detection, breakable glass panels that alert nearby enemies, and platforming gaps that require the grappling hook. A few sections demand precise timing: a moving platform or swinging pendulum creates a window of roughly two seconds to cross before the next guard cycle resets. Guards use simple AI—patrol routes, reactive turning, and a short stun when hit with the wrench—so the player can chain takedowns to create safe corridors.

In the story arc, this heist typically functions as an early-to-mid game set-piece. It introduces or reinforces core traversal mechanics (wall-running, grappling, the 'Sly Dash' or similar quick-move) before the player faces more complex multi-stage heists later in the title. The emerald itself is not a power-up; it is the narrative MacGuffin that, once stolen, triggers the next plot beat.

Alternate approaches: The level can be completed with minimal combat by timing guard rotations and using the environment (shelves, vents) to bypass entire floors. Wrench Stains—small collectible splats hidden on ledges and behind breakable objects—reward thorough exploration. A hidden shortcut, often accessible by breaking a specific wall panel on the second tier, skips the main platforming gauntlet entirely for players who have already completed the level once.

Did You Know?

• The Sly Cooper franchise was developed by Sucker Punch Productions, the same studio later known for the inFamous series.
• The Thievius Raccoonus, the in-universe book of heist blueprints that drives the series' plot, is a central narrative device across multiple games.
• Sly's primary weapon is a simple wrench, which can be used both offensively and as a grappling tool, blending combat and traversal into a single mechanic.
• Cooper Gang members each have distinct roles: Bentley handles tech and planning, Murray provides brute-force support, and Sly executes the stealth and acrobatics.