diff --git a/autoloads/debug.gd b/autoloads/debug.gd
index de62389..506845c 100644
--- a/autoloads/debug.gd
+++ b/autoloads/debug.gd
@@ -140,3 +140,24 @@ func _enter_code():
 		"HYDROCITY":
 			var player = get_tree().get_nodes_in_group("player").pop_back()
 			player.oxygen_timer.start(0.001)
+		"FLUX":
+			var player = get_tree().get_nodes_in_group("player").pop_back()
+			# set up tween
+			var tween = create_tween().set_loops()
+			# open palettes directory for listing
+			var dir = Directory.new()
+			if dir.open("res://graphics/player/palettes/") == OK:
+				# loop through files in directory
+				dir.list_dir_begin(true, true)
+				var file_name = dir.get_next()
+				while file_name != "":
+					# act on any pngs
+					if file_name.ends_with(".png"):
+						# load the texture
+						var texture = load("res://graphics/player/palettes/" + file_name)
+						# add step to the tween for that texture
+						tween.tween_property(player.sprite, "material:shader_param/palette", texture, 0.0)
+						tween.tween_interval(0.2)
+					file_name = dir.get_next()
+				dir.list_dir_end()
+