| 1 | id_frame_stack = global.id_store |
| 2 | global.id_store = id |
| 3 | instance_create(x, y, obj_battle_enemy_attack_martlet_catapult_arm) |
| 4 | id_arm = global.id_store |
| 5 | global.id_store = id |
| 6 | disjoint_x = x - id_frame_stack.x |
| 7 | disjoint_y = y - id_frame_stack.y |