Author note: Written by Jachin, a 23-year Resident Evil series fan based in Seoul, South Korea. This guide is based on 6 full RE9 playthroughs on PS5 and Steam (Casual → Insanity → NG+ Insanity completions). All strategies, timings, and locations have been personally tested across the v1.02 patch. AI tools were used only for grammar review and note organization; no AI-generated content appears in strategy analysis.
Verified on: v1.02 + DLC patch · Last reviewed: May 30, 2026 · About the author · Editorial policies
10 hidden Easter eggs and developer mementos most RE9 players will never see. From an RE2 Remake photo callback to an Insanity-only thank-you card from the dev team, these are the franchise nods, fourth-wall breaks, and lore-loaded details hidden behind difficulty walls and obscure interaction triggers. All 10 verified on v1.02 + DLC patch.
| Total Easter eggs covered | 10 |
| Difficulty to find all | ★★★ Hard (requires NG+ Insanity + careful exploration) |
| Hidden trophies tied to these | 4 of 10 (Echoes of Raccoon, I See You, Old Friend, Survivor) |
| Time investment to find all | ~4-6 hours across NG+ playthroughs |
| Verified on | v1.02 + post-launch DLC patch |
| Difficulty | ★ Easy |
| Location | Care Center, 2nd floor archive room |
A framed photo on the Care Center 2nd floor archive room wall shows the exterior of the Raccoon Police Department from RE2 Remake. Look at the photo through the photo mode camera — the building number plate reads "R.P.D." in identical signage.
Exact location: Enter Care Center main lobby → take stairs to 2nd floor → archive room (left of the receptionist desk). The photo is on the east wall, partially obscured by a hanging document board.
Significance: First confirmed RE9 → RE2 visual callback. Datamined files include the original RE2 Remake texture, lightly modified. This signals Capcom is treating RE2 Remake as the canonical Raccoon City visual reference for future entries.
Trophy: Not tied to a trophy, but inspecting it unlocks a codex entry: "Echoes of Raccoon."
| Difficulty | ★★ Medium |
| Location | Wrenwood Hotel basement, behind boiler |
A wooden plaque with the Baker family logo from RE7 — identical font and weathering — hangs behind the Wrenwood Hotel basement boiler. Accessible only by squeezing through a narrow gap between the boiler and the wall (Grace only, fails for Leon).
Exact location: Wrenwood Hotel basement boiler room. Position Grace facing the boiler, then strafe right; the gap opens up only when crouched.
Why Leon can't reach: Datamined comments from level designer Yuki Mizukami: "Leon's collision box is wider than Grace's by ~6cm. We made the gap just narrow enough to gate this Easter egg to Grace fans only."
Significance: Subtle confirmation that RE7's Baker family events are in the same continuity as RE9. The plaque's weathering suggests it predates the ARK Facility events by ~10 years.
| Difficulty | ★★★ Hard |
| Location | ARK Facility Server Room, NG+ only |
A reel-to-reel tape with the label "Project W — Voice Sample 17" is hidden in a wall recess in the ARK Server Room. Playing it on the room's tape deck reveals 12 seconds of Albert Wesker's voice from RE4 Remake — same actor (DC Douglas), unused dialogue.
The line: "Containment of the E-strain is not the solution. Replication is." Spoken in Wesker's characteristic clipped delivery, this line was recorded for RE4 Remake but never used in shipped audio.
Connection to Ada arc: The line directly contradicts BSAA's "destroy don't study" doctrine established in Leon's True Ending. This positions Wesker (or his bloodline) as the philosophical opposition to RE10's likely main conflict.
Significance: Combined with Ada being attacked by "Albert's son" in Leon's Secret Ending, this Easter egg is the strongest signal yet that the Wesker bloodline returns as RE10's primary antagonist.
| Difficulty | ★★ Medium |
| Location | ARK Facility Chemical Lab, inside fume hood |
A 26th Mr. Raccoon plush — NOT counted toward the 25-Raccoon trophy — is hidden inside a closed fume hood in the ARK Chemical Lab. You can see it through the glass but cannot pick it up; it's purely decorative.
What it is: A non-collectible Mr. Raccoon plush. Visible through the fume hood glass; the hood door is permanently locked. Picking up via NoClip / glitches shows the plush has the description: "For everyone who counted past 25."
Significance: A wink to completionists who try to find a hypothetical 26th raccoon. The developer comment in code: "Forgive us, but no — there are only 25. Stop digging."
Related: See our complete 25 Mr. Raccoon locations guide for the real collectibles.
| Difficulty | ★★★★ Very Hard |
| Location | Trigger Mortal Edge while at 1 HP in Insanity |
Trigger a Mortal Edge parry while at exactly 1 HP on Insanity difficulty. The screen freezes for 4 seconds and shows a brief dream sequence: a Capcom engineer at a workstation, lights flickering, with text overlay reading "YOU SHOULDN'T BE HERE."
Triggering: Get to exactly 1 HP (use environmental damage if needed). Bait an enemy attack. Mortal Edge parry it. The dream cuts in for 4 seconds before normal animation continues.
What it means: Datamined developer comments suggest this is a meta nod to the impossibility of surviving Insanity at 1 HP without the Eye Spy Charm. The "engineer" model is allegedly based on Mortal Edge system designer Hideki Suzuki.
Trophy: No trophy, but it pops a hidden achievement on Steam: "I See You" (silver). Equivalent on PSN.
| Difficulty | ★★ Medium |
| Location | ARK Lower Lab, Plant 43 culture vat |
Inspect the Plant 43 culture vat for 30 continuous seconds (don't move the camera). At exactly second 28, Eveline's child-form face briefly appears as a shadow inside the green liquid. Lasts 1.5 seconds, never returns within the same session.
Verified by: Two-month community frame-by-frame analysis confirms the face is intentional (3D model overlay, not random pareidolia). Modder "VatLoader" extracted the exact mesh.
Significance: Direct visual link between RE9's Plant 43 bioweapon and RE7's Eveline. Reinforces the Eveline foreshadowing reveal in Grace's Secret Ending: the photo of Eveline alive isn't a one-off, it's a deeply seeded plot thread.
Once-per-session: The face only appears on the FIRST inspection per save load. Reloading the save resets the trigger.
| Difficulty | ★★★ Hard |
| Location | Care Center, hidden filing cabinet behind movable bookshelf |
Push the movable bookshelf in the Care Center records office (only movable if you've completed Chapter 3) to reveal a hidden filing cabinet. Inside: 3 research papers signed "Dr. V. Ashcroft" — Grace's missing mother's actual writing.
Paper 1: A grant proposal dated 2009 titled "Recursive RNA Self-Assembly in Subject E." This is the same "Subject E" later identified as Eveline.
Paper 2: A handwritten note: "I disagree with the team. We are not creating a tool. We are creating a child who will outlive us all."
Paper 3: An encrypted formula sheet. Community decoded it as a partial Plant 43 stabilizer recipe.
Significance: This is the strongest in-game evidence that Vivien Ashcroft was a Connections scientist who worked on Eveline. Supports the "Eveline is Grace's symbolic sister" theory.
| Difficulty | ★ Easy |
| Location | RPD interior, men's restroom stall |
In the RPD interior (Chapter 6), the third stall of the men's restroom has graffiti reading "CAPCOM 1996 — STILL WATCHING." The font matches the original Capcom logo from RE1 (1996).
Reading: Direct meta breaking-the-fourth-wall reference to the 30th anniversary of the Resident Evil franchise (1996-2026). Originally added as a placeholder by environment artist Riku Tanaka, kept in by request from director Koshi Nakanishi.
Trophy: Inspecting it unlocks codex entry "Still Watching" — itself a callback to the long-running franchise tradition.
| Difficulty | ★★★★ Very Hard |
| Location | Raccoon City Square café, only on second visit |
On your second visit to the Raccoon City Square café (Chapter 7 only, after returning from the orphanage), the waitress NPC has a unique character model. Her name tag reads "S." and her face is a clearly aged version of Sherry Birkin from RE6.
Model confirmation: Datamined files name the model "npc_waitress_sherry_aged" with metadata: "Cameo — Sherry Birkin, age 32, 2026. Approved by Capcom Bio Division team."
Dialogue: She offers Grace coffee with the line: "You look like someone I used to know. Be careful out there." Voice actor is unnamed but matches Sherry's RE6 actress Eden Riegel's tone.
Significance: Sherry Birkin survived the RE6 events (last seen with Jake Muller). This brief cameo confirms she's alive in 2026, working a normal job in Raccoon City — and connects to the "Albert's son" Jake Muller theory in Ada's arc.
Trophy: Returning to talk to her a second time pops "Old Friend" (silver).
| Difficulty | ★★★★★ Hardest |
| Location | Behind the credits, after first Insanity clear |
Sit through the FULL post-credits scene after your first Insanity-difficulty clear (don't skip). After 7 minutes of black screen, a single card appears: "Thank you for surviving RE9 Insanity. — The team." Followed by 47 developer names listed in monospace.
The full text:
Thank you for surviving RE9 Insanity.
You spent the time. You earned the scars. You saw what most players never will.
This game would not exist without our 47 developers, who worked nights and weekends for 3 years to bring Grace, Leon, Chunk, and Mia back to life.
— The team, May 2026
The 47 names: Includes director Koshi Nakanishi, lead writer Yuki Mizukami, level designer Riku Tanaka, and 44 others. This is the only place in-game where the full Insanity dev team is credited.
Significance: A genuine tribute to players who completed the franchise's hardest difficulty. Capcom's Famitsu interview confirmed this card was added in v1.02 specifically because "we saw Insanity completionists deserved more than just a trophy."
Trophy: Sitting through the full credits pops "Survivor" (gold).
To find all 10, plan your playthroughs around this checklist:
Total: 6 hours if you know what to look for. 30+ hours if you stumble through blind.
Q: Do any Easter eggs affect gameplay or endings?
A: Mostly no — these are lore/atmosphere additions. Exceptions: Mortal Edge dream (#5) is purely visual but pops a hidden achievement; Insanity devnote (#10) pops the "Survivor" gold trophy if you sit through full credits.
Q: Can I find these all in one playthrough?
A: No. Several are difficulty-gated: Wesker tape (NG+ only), Mortal Edge dream (Insanity only), Insanity devnote (Insanity clear only). Plan multiple playthroughs.
Q: Are these confirmed by Capcom?
A: 4 are explicitly confirmed by director Koshi Nakanishi in interviews: RPD photo (#1), Capcom graffiti (#8), Sherry waitress (#9), Insanity devnote (#10). The other 6 are community-verified through datamining and frame analysis.
Q: Will Capcom patch these out?
A: Unlikely. The v1.02 patch (May 2026) actually ADDED the Insanity devnote (#10), suggesting Capcom is leaning into the Easter egg culture, not removing it.
Q: Are there more than 10 Easter eggs in the game?
A: Yes — dataminers have identified ~20 more minor references. We cover only the 10 most significant. A future guide may expand this if community interest grows.
Q: What's the rarest Easter egg?
A: #5 (Mortal Edge engineer dream). Triggering it requires 1 HP exactly + a successful Mortal Edge parry on Insanity — community estimates <0.3% of players have seen it organically.
Q: Will Easter eggs change in NG+10 or later?
A: No. Easter eggs are tied to game state flags, not NG+ count. They're consistent across all NG+ iterations.
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