diff --git a/scripts/run/dev.sh b/scripts/run/dev.sh
index ddf426c3..5f63bd8a 100644
--- a/scripts/run/dev.sh
+++ b/scripts/run/dev.sh
@@ -16,23 +16,42 @@ cmd_editor() {
 }
 
 cmd_lint() {
-    echo -e "${BLUE}Checking gdtoolkit config sync...${NC}"
+    local exit_code=0
+
+    echo -e "${BLUE}[1/3] GDScript lint...${NC}"
     lilith-gdtoolkit-sync --check || {
         echo -e "${YELLOW}Config drift detected — syncing...${NC}"
         lilith-gdtoolkit-sync
     }
-    echo -e "${BLUE}Linting src/game/engine/src/...${NC}"
-    gdlint "$GAME_DIR/engine/src/" "$@"
+    gdlint "$GAME_DIR/engine/src/" || exit_code=$?
+
+    echo ""
+    echo -e "${BLUE}[2/3] Rust lint (fmt + clippy)...${NC}"
+    (cd "$SIMULATOR_DIR" && cargo fmt --check --all) || exit_code=$?
+    (cd "$SIMULATOR_DIR" && cargo clippy --workspace --all-targets -- -D warnings) || exit_code=$?
+
+    echo ""
+    echo -e "${BLUE}[3/3] Guide lint (ESLint)...${NC}"
+    pnpm --prefix "$GUIDE_DIR" lint || exit_code=$?
+
+    return $exit_code
 }
 
 cmd_format() {
-    echo -e "${BLUE}Checking gdtoolkit config sync...${NC}"
+    echo -e "${BLUE}[1/3] GDScript format...${NC}"
     lilith-gdtoolkit-sync --check || {
         echo -e "${YELLOW}Config drift detected — syncing...${NC}"
         lilith-gdtoolkit-sync
     }
-    echo -e "${BLUE}Formatting src/game/engine/src/...${NC}"
-    gdformat "$GAME_DIR/engine/src/" "$@"
+    gdformat "$GAME_DIR/engine/src/"
+
+    echo ""
+    echo -e "${BLUE}[2/3] Rust format...${NC}"
+    (cd "$SIMULATOR_DIR" && cargo fmt --all)
+
+    echo ""
+    echo -e "${BLUE}[3/3] Guide format (ESLint --fix)...${NC}"
+    pnpm --prefix "$GUIDE_DIR" lint:fix
 }
 
 cmd_test() {
@@ -58,19 +77,31 @@ cmd_test() {
 cmd_verify() {
     local exit_code=0
 
-    echo -e "${BLUE}[1/4] GDScript lint...${NC}"
+    echo -e "${BLUE}[1/7] GDScript lint...${NC}"
     gdlint "$GAME_DIR/engine/src/" || exit_code=$?
 
     echo ""
-    echo -e "${BLUE}[2/4] Guide typecheck...${NC}"
+    echo -e "${BLUE}[2/7] Guide typecheck...${NC}"
     pnpm --prefix "$GUIDE_DIR" typecheck || exit_code=$?
 
     echo ""
-    echo -e "${BLUE}[3/4] Rust build check (simulator)...${NC}"
+    echo -e "${BLUE}[3/7] Guide lint (ESLint)...${NC}"
+    pnpm --prefix "$GUIDE_DIR" lint || exit_code=$?
+
+    echo ""
+    echo -e "${BLUE}[4/7] Rust fmt check...${NC}"
+    (cd "$SIMULATOR_DIR" && cargo fmt --check --all) || exit_code=$?
+
+    echo ""
+    echo -e "${BLUE}[5/7] Rust clippy...${NC}"
+    (cd "$SIMULATOR_DIR" && cargo clippy --workspace --all-targets -- -D warnings) || exit_code=$?
+
+    echo ""
+    echo -e "${BLUE}[6/7] Rust build check...${NC}"
     (cd "$SIMULATOR_DIR" && cargo check --workspace) || exit_code=$?
 
     echo ""
-    echo -e "${BLUE}[4/4] Tests (GUT + Rust + vitest)...${NC}"
+    echo -e "${BLUE}[7/7] Tests (GUT + Rust + vitest)...${NC}"
     cmd_test || exit_code=$?
 
     echo ""