Skipping into Doom

The door said: Enter strangers but take heed, For inside are worlds in need. If you hinder, but do not aid Your memory will surely fade. If you seek behind this door Worlds that are unlike yours, You would be in luck my Friend. But will yours have a happy end? "OoOh, spooky," I said as I walked past the door to get me a juice box. Warning: Crack, Self-inert