This script allows you to overlay 2 other timeframes' open and close over your chart. It also has the option to overlay Heikin Ashi candles open and close over regular candles and vice versa, simply change the values in the settings. You can also set alerts for specific open/close.
Provides Moving average of 200 and 50 at the specific timeframe regardless of what interval you're looking at.
Saving the need to change it manually each time you switch the interval.
In this chart, I am looking at 4H interval with EMA of 50/200 of daily timeframe.