diff --git a/classes/deck/deck.gd b/classes/deck/deck.gd
index 05c000f..425c203 100644
--- a/classes/deck/deck.gd
+++ b/classes/deck/deck.gd
@@ -140,12 +140,12 @@ func is_empty() -> bool:
 
 
 ## Remove a node from this deck.
-func remove_node(uuid: String, remove_connections: bool = false) -> void:
+func remove_node(uuid: String, remove_connections: bool = false, keep_group_instances: bool = false) -> void:
 	var node := get_node(uuid)
 	if node == null:
 		return
 
-	if node.node_type == "group_node":
+	if node.node_type == "group_node" && !keep_group_instances:
 		DeckHolder.close_group_instance(node.group_id, node.group_instance_id)
 
 	if remove_connections:
@@ -185,8 +185,9 @@ func group_nodes(nodes_to_group: Array) -> Deck:
 	var group := DeckHolder.add_empty_group()
 
 	var midpoint := Vector2()
+	var temp := []
 	for node: DeckNode in nodes_to_group:
-		#if node.node_type == "group_node": # for recursive grouping
+		#if node.node_type == "group_node":
 			#var _group_id: String = node.group_id
 			#var _group: Deck = groups[_group_id]
 			#groups.erase(_group)
@@ -209,7 +210,7 @@ func group_nodes(nodes_to_group: Array) -> Deck:
 					disconnect_nodes(from_node, node._id, incoming_connections[to_port][from_node], to_port)
 
 		midpoint += node.position_as_vector2()
-		remove_node(node._id)
+		remove_node(node._id, false, true)
 		group.add_node_inst(node, node._id)
 
 	midpoint /= nodes_to_group.size()