diff --git a/Cargo.toml b/Cargo.toml
index bd7db37..9d23b54 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -11,3 +11,6 @@ bevy_fundsp = "0.1.0"
 bevy_hanabi = "0.3.0"
 bevy-inspector-egui = "0.12.1"
 bevy_rapier2d = "0.16.0"
+
+[profile.dev.package."*"]
+opt-level = 3
\ No newline at end of file
diff --git a/src/game.rs b/src/game.rs
index c3719cd..fb625c9 100644
--- a/src/game.rs
+++ b/src/game.rs
@@ -184,6 +184,9 @@ fn spawn_character(
 		.insert(RigidBody::Dynamic)
 		.insert(Collider::cuboid(32., 32.))
 		.insert(ExternalForce::default())
+		.insert(Velocity::default())
+		.insert(GravityScale(10.0))
+		.insert(LockedAxes::ROTATION_LOCKED)
 		.insert(Friction::new(1.0))
 		.insert(Damping {
 			linear_damping: 0.5,
@@ -264,6 +267,7 @@ fn keyboard_input_system(
 	current_level: Res<CurrentLevel>,
 	mut characters: Query<(
 		&CharacterId,
+        &mut Velocity,
 		&mut ExternalImpulse,
 		&mut ExternalForce,
 		&Children,
@@ -281,11 +285,21 @@ fn keyboard_input_system(
 				audio.play(dsp_assets.graph(&sine_wave));
 
 				let selected = if let Some(selected_character_id) = &mut selected_character_id.0 {
-					if let Some((_character_id, _impulse, _force, children)) = characters
-						.iter_mut()
-						.find(|(character_id, _impulse, _force, _children)| {
-							*character_id == selected_character_id
-						}) {
+					if let Some((
+						_character_id,
+						_velocity,
+						_impulse,
+						_force,
+						children
+
+					)) = characters.iter_mut().find(|(
+						character_id,
+						_velocity,
+						_impulse,
+						_force,
+						_children
+
+					)| { *character_id == selected_character_id }) {
 						effect
 							.get_mut(children[0])
 							.unwrap()
@@ -304,9 +318,20 @@ fn keyboard_input_system(
 					selected_character_id.0 = Some(CharacterId(0));
 					CharacterId(0)
 				};
-				if let Some((_character_id, _impulse, _force, children)) = characters
-					.iter_mut()
-					.find(|(character_id, _impulse, _force, _children)| **character_id == selected)
+
+				if let Some((
+					_character_id,
+					_velocity,
+					_impulse,
+					_force,
+					children
+				)) = characters.iter_mut().find(|(
+					character_id,
+					_velocity,
+					_impulse,
+					_force,
+					_children
+				)| **character_id == selected)
 				{
 					effect
 						.get_mut(children[0])
@@ -316,17 +341,31 @@ fn keyboard_input_system(
 						.set_active(true);
 				}
 			}
+
+			let right_pressed: bool = keyboard_input.pressed(KeyCode::Right) || keyboard_input.pressed(KeyCode::D);
+			let left_pressed: bool = keyboard_input.pressed(KeyCode::Left) || keyboard_input.pressed(KeyCode::A);
+
 			if let Some(selected_character_id) = &selected_character_id.0 {
-				if let Some((_character_id, mut impulse, mut force, _children)) = characters
-					.iter_mut()
-					.find(|(character_id, _impulse, _force, _children)| {
-						*character_id == selected_character_id
-					}) {
-					force.force.x = 200.
-						* (keyboard_input.pressed(KeyCode::Right) as i8
-							- keyboard_input.pressed(KeyCode::Left) as i8) as f32;
-					impulse.impulse.y =
-						keyboard_input.just_pressed(KeyCode::Space) as i8 as f32 * 100.;
+				if let Some((
+					_character_id,
+					mut velocity, 
+					mut impulse,
+					mut force,
+					_children
+					
+				)) = characters.iter_mut().find(|(
+					character_id,
+					_velocity, 
+					_impulse,
+					_force,
+					_children
+
+				)| { *character_id == selected_character_id }) {
+					velocity.linvel.x = 200. * (right_pressed as i8 - left_pressed as i8) as f32;
+
+					if keyboard_input.just_pressed(KeyCode::Space) {
+						velocity.linvel.y = 500.;
+					}
 				}
 			}
 		}