Obvious spoilers, if you haven't figured it out. Almost every "neutral" ending in the game.

00:00 – Everyone is dead 0:53 – Toriel only survivor end 2:22 – Undyne Toriel end 4:05 – Undyne only survivor end 5:07 – Undyne Papyrus end 6:55 – Papyrus End 9:25 – Mettaton solo end 11:15 – Mettaton Papyrus end 13:51 – Toriel Papyrus Undyne end 16:05 – Toriel Papyrus End 17:16 – Undyne True Pacifist Date 21:10 – Alphys True Pacifist Date This is all the neutral endings i have found so far.