Small, Small Mountain

Small, Small Mountain is the name given to an anomalous version of Tall, Tall Mountain that is much shorter. It is described as a much easier level than Tall, Tall Mountain. Other Tall, Tall Mountain-related anomalies such as the Super Secret Slide appear to be much more prevalent in Small, Small Mountain. It is believed the Personalization A.I. makes this anomaly when the player wants an easy experience.

Mega Mountain
Mega Mountain is the name given to another anomalous version of Tall, Tall Mountain that is much taller. It is described as a much harder level than Tall, Tall Mountain. Similarly to Small, Small Mountain, many Tall, Tall Mountain anomalies are much more prevalent here. It is difficult to traverse this level without tactics such as Backwards Long Jumps. It is believed the Personalization A.I. makes this anomaly when the player wants a hard experience.