(SPOILERS) Halo 5 and Halo Wars 2 Linked endings | Halo 6 Teaser?

Credits to Izuniy and RabidRetrospectGames
Halo 5 Ending: https://www.youtube.com/watch?v=MfJndhYsRvM
Halo wars 2 Ending: https://www.youtube.com/watch?v=KMi6RIgplMU