-The legends are not perfect protectors and are better thought of parts of a greater whole.
-Forlas didn't originally have crises and the legends were originally strong enough to beat them.
-More and stronger crises keep happening because the walls of the world are weakening and offworlders keep arriving, further weakening those walls.
-As Dark Matter, Powehi is dedicated to preserving the fabric of the world. The Wayfarers' presence is dangerous to this both because their mass summoning weakened the world's fabric and because their combined wills could exert tremendous influence over Forlas. Which is important because...
-In the past, a human Auriga summoned used a vast amount of unrestrained power, causing a caldera-level volcanic eruption that choked the skies with ash for a decade. This event is what created a rift b/w Auriga and Powehi.
-Powehi warns that if the Wayfarers stay on Forlas past saving it from Cipher and Alexander may drive him to take action in the interest of preserving the world's fabric.

- Ambyssin