diff --git a/src/equipment/balls/physics_ball/game_ball.gd b/src/equipment/balls/physics_ball/game_ball.gd
index e639c8f..5fc9bb4 100644
--- a/src/equipment/balls/physics_ball/game_ball.gd
+++ b/src/equipment/balls/physics_ball/game_ball.gd
@@ -44,6 +44,9 @@ const IRON_DAMPING := 9999.0
 ## Base damage inflicted on impact with a player
 @export var base_damage := 15.0
 
+## Scaling factor for additional force-based damage
+@export var damage_force_scale := 0.01
+
 var _last_contact_normal: Vector3 = Vector3.UP
 var _position_on_last_wake: Vector3
 var _awake := false
@@ -64,6 +67,11 @@ func enter_water() -> void:
 	entered_water.emit()
 
 
+func get_damage() -> float:
+	print("velocity: ", linear_velocity.length())
+	return base_damage + linear_velocity.length_squared() * damage_force_scale
+
+
 func _total_terrain_angular_damping() -> float:
 	return _zones.reduce(
 		func(a: float, b: BallZone) -> float: return a + b.terrain_angular_damping, 0.0
diff --git a/src/equipment/balls/plasma_ball/plasma_ball.tscn b/src/equipment/balls/plasma_ball/plasma_ball.tscn
index a0ae8de..03ac039 100644
--- a/src/equipment/balls/plasma_ball/plasma_ball.tscn
+++ b/src/equipment/balls/plasma_ball/plasma_ball.tscn
@@ -49,6 +49,7 @@ size = Vector2(0.4, 0.4)
 
 [node name="PlasmaBall" instance=ExtResource("1_yh4fp")]
 script = ExtResource("2_pdts3")
+base_damage = 30.0
 
 [node name="PlasmaFireEffect" type="GPUParticles3D" parent="BallMesh" index="0"]
 amount = 20
diff --git a/src/player/shot_setup/shot_setup.gd b/src/player/shot_setup/shot_setup.gd
index d69be04..14a5de0 100644
--- a/src/player/shot_setup/shot_setup.gd
+++ b/src/player/shot_setup/shot_setup.gd
@@ -583,9 +583,10 @@ func _on_ball_return_timer_timeout() -> void:
 
 func _on_hitbox_ball_collision(ball: GameBall) -> void:
 	# TODO play animation
-	player.life -= ball.base_damage
+	var damage := ball.get_damage()
+	player.life -= damage
 	game.viewport.hit_lag_big()
-	game.viewport.screen_shake(ball.base_damage, 0.4)
+	game.viewport.screen_shake(damage, 0.4)
 	explosion_animation.play("explode")
 	# TODO kinematic collisions