diff --git a/src/Infiltration/ui/Game.tsx b/src/Infiltration/ui/Game.tsx
index eb64cef43..2d3bf2da0 100644
--- a/src/Infiltration/ui/Game.tsx
+++ b/src/Infiltration/ui/Game.tsx
@@ -1,6 +1,6 @@
 import { Button, Container, Paper, Typography } from "@mui/material";
 import React, { useCallback, useState } from "react";
-import { FactionName } from "@enums";
+import { FactionName, ToastVariant } from "@enums";
 import { Router } from "../../ui/GameRoot";
 import { Page } from "../../ui/Router";
 import { Player } from "@player";
@@ -15,6 +15,7 @@ import { SlashGame } from "./SlashGame";
 import { Victory } from "./Victory";
 import { WireCuttingGame } from "./WireCuttingGame";
 import { calculateDamageAfterFailingInfiltration } from "../utils";
+import { SnackbarEvents } from "../../ui/React/Snackbar";
 
 type GameProps = {
   StartingDifficulty: number;
@@ -91,11 +92,18 @@ export function Game(props: GameProps): React.ReactElement {
       setStage(Stage.Countdown);
       pushResult(false);
       Player.receiveRumor(FactionName.ShadowsOfAnarchy);
-      // Kill the player immediately if they use automation, so
-      // it's clear they're not meant to
-      const damage = options?.automated
-        ? Player.hp.current
-        : calculateDamageAfterFailingInfiltration(props.StartingDifficulty);
+      let damage = calculateDamageAfterFailingInfiltration(props.StartingDifficulty);
+      // Kill the player immediately if they use automation, so it's clear they're not meant to
+      if (options?.automated) {
+        damage = Player.hp.current;
+        setTimeout(() => {
+          SnackbarEvents.emit(
+            "You were hospitalized. Do not try to automate infiltration!",
+            ToastVariant.WARNING,
+            5000,
+          );
+        }, 500);
+      }
       if (Player.takeDamage(damage)) {
         Router.toPage(Page.City);
         return;
diff --git a/src/Infiltration/ui/KeyHandler.tsx b/src/Infiltration/ui/KeyHandler.tsx
index 2aa374dc2..3ea72084d 100644
--- a/src/Infiltration/ui/KeyHandler.tsx
+++ b/src/Infiltration/ui/KeyHandler.tsx
@@ -1,16 +1,18 @@
 import React, { useEffect } from "react";
 
 interface IProps {
-  onKeyDown: (this: Document, event: KeyboardEvent) => void;
+  onKeyDown: (event: KeyboardEvent) => void;
   onFailure: (options?: { automated: boolean }) => void;
 }
 
 export function KeyHandler(props: IProps): React.ReactElement {
   useEffect(() => {
-    function press(this: Document, event: KeyboardEvent): void {
-      if (!event.isTrusted) return;
-      const f = props.onKeyDown.bind(this);
-      f(event);
+    function press(event: KeyboardEvent): void {
+      if (!event.isTrusted || !(event instanceof KeyboardEvent)) {
+        props.onFailure({ automated: true });
+        return;
+      }
+      props.onKeyDown(event);
     }
     document.addEventListener("keydown", press);
     return () => document.removeEventListener("keydown", press);