The Thievius Raccoonus (Sly 3)

Lore & Background

The Thievius Raccoonus has passed through the Cooper family for generations, each ancestor adding their own chapter of daring heists, clever gadgets, and hard-won lessons. By the time Sly inherits it, the book is a well-worn, dog-eared record of a family that has always chosen wit over force. It is less a textbook and more a family album of stolen moments—sketches of vaults cracked, guards outwitted, and escapes barely made.

In Sly 3, the book falls into the hands of Muggshot, a former Muggers leader who sees the Cooper name as a brand to exploit. Rather than simply keeping the book, Muggshot tears out its pages and distributes them among his lieutenants across the world, turning the recovery into a global scavenger hunt. The Cooper Gang must now reassemble their own heritage from the hands of those who would use it as a weapon.

The book's significance extends beyond plot mechanics. It represents the Cooper family's identity: that thievery is an art, a craft passed down with pride. Every page recovered is a small act of reclamation, and the final confrontation with Muggshot is as much about reclaiming a family story as it is about a physical object.

In Their Own Story

The page lay on a marble table in the back room of a shuttered casino, its edges yellowed, the ink still sharp. Sly turned it over in his gloved hands, reading a half-finished sketch of a vault door his great-grandfather had cracked in '62. Bentley's scanner whirred, confirming the page's authenticity, and Caracota's tail flicked with quiet pride.

Outside, the Muggers were already regrouping. Muggshot's voice crackled over a radio somewhere in the distance, laughing. But Sly just tucked the page into his satchel, zipped it shut, and grinned the way his grandfather used to grin before a job. One more page. One more chapter of who they were.

Murray, waiting by the getaway vehicle, honked impatiently. The night was young, and the world still had pages to steal back.

Reader's Guide

Each heist in Sly 3 is a self-contained location—casino floors, ancient walls, jungle temples, frozen peaks—where the Cooper Gang must work through a sequence of missions to recover scattered pages of the Thievius Raccoonus. The target in every heist is the same: the pages. The obstacles shift with the biome: tumbling Muggers, environmental traps, timed sequences, and platforming challenges that test each character's unique move set.

Progression is linear within a heist but the order of heists is player-chosen. Early missions in a location introduce the area's mechanics; later missions layer in more complex sequences. Hidden objectives—secret pages, bonus items, and alternate routes tucked behind breakable walls or hidden ledges—reward players who explore rather than simply sprint to the next checkpoint.

What makes each heist memorable is its thematic contrast: the tight, vertical casino differs sharply from the sprawling, horizontal Great Wall sections, and the jungle's verticality demands a different rhythm than the snow-capped peaks. The final heist brings all mechanics together in a sustained sequence culminating in the confrontation with Muggshot, where the complete Thievius Raccoonus is at last reassembled.

A practical tip: before committing to a heist, check which character's abilities the area emphasizes. A section built around Bentley's gadgets will punish a Murray-only approach, and vice versa. Switching freely keeps the pace fluid and the page recovery satisfying.

Did You Know?

• The Thievius Raccoonus serves as the central MacGuffin in all three original Sly Cooper games, stolen by a different villain each time.
• In Sly 3, the book's pages are deliberately scattered across every heist location, making the entire game a single extended recovery mission.
• The book contains the Cooper family's thieving history, and its pages are referenced as practical heist knowledge within the game's narrative.
• Muggshot's motivation in Sly 3 is directly tied to the Thievius Raccoonus—he targets the Cooper name and its legacy as a brand to exploit.