diff --git a/card_scanner.lua b/card_scanner.lua
index c111c5b..3ad3a40 100644
--- a/card_scanner.lua
+++ b/card_scanner.lua
@@ -4,10 +4,16 @@ local get_switch_rules = function(param2)
 
 	-- param2 = 2
 	local rules = {
+		-- lower plane
 		{x=1, y=-1, z=-1},
 		{x=1, y=-1, z=1},
 		{x=0, y=-1, z=-1},
 		{x=0, y=-1, z=1},
+		-- same plane
+		{x=1, y=0, z=0},
+		{x=-1, y=0, z=0},
+		{x=0, y=0, z=1},
+		{x=0, y=0, z=-1},
 	}
 
 -- Left and right when looking to +y ?