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diff --git a/src/reskit/cli/evaluator.rs b/src/reskit/cli/evaluator.rs
index 2458394..bc6c7c2 100644
--- a/src/reskit/cli/evaluator.rs
+++ b/src/reskit/cli/evaluator.rs
@@ -1,6 +1,6 @@
 use std::{error::Error, fs::File, io::Write, path::Path};
 use clap::Parser;
-use crate::reskit::{tileset, soundtrack::{formats::dmf::DmfModule, engines::echo::engine::{EchoFormat, EchoArtifact}}, utility::print_good};
+use crate::reskit::{tileset, soundtrack::{formats::dmf::DmfModule, engines::echo::engine::{EchoFormat, EchoArtifact}}, utility::{print_good, print_error}};
 use super::settings::{Args, Tools, TileOutputFormat, TileOrder};
 
 pub fn run_command() -> Result<(), Box<dyn Error>> {
@@ -65,6 +65,10 @@ pub fn run_command() -> Result<(), Box<dyn Error>> {
 
             print_good( "all files converted successfully" );
         }
+        Tools::Level { input_file, configuration_file, console, tile_size } => {
+
+            print_error( "unimplemented" );
+        }
     };
 
     Ok( () )
diff --git a/src/reskit/cli/settings.rs b/src/reskit/cli/settings.rs
index 7b5819d..c185a69 100644
--- a/src/reskit/cli/settings.rs
+++ b/src/reskit/cli/settings.rs
@@ -38,6 +38,11 @@ pub enum ArtifactListFormat {
     Asmx
 }
 
+#[derive(Clone, ValueEnum)]
+pub enum SystemType {
+    Md
+}
+
 #[derive(Subcommand)]
 pub enum Tools {
 
@@ -91,5 +96,25 @@ pub enum Tools {
         /// Directory to output artifacts (instruments and samples)
         #[arg(long, default_value_t=String::from( "./" ))]
         artifact_output_directory: String
+    },
+
+    #[command(name = "level")]
+    #[command(about = "Generate a level containing a tilemap and defining an entity-component system, from a selected Tiled Map Editor .tmx file.")]
+    Level {
+        /// Input filename
+        #[arg(short, long)]
+        input_file: String,
+
+        /// Configuration file (TOML, see doc)
+        #[arg(short, long)]
+        configuration_file: String,
+
+        /// Console system type
+        #[arg(short, long, value_enum, default_value_t=SystemType::Md)]
+        console: SystemType,
+
+        /// Tile Size ("WxH" format)
+        #[arg(long, default_value_t=String::from( "2x2" ))]
+        tile_size: String
     }
 }
\ No newline at end of file