Two of the Logrusfoils, Thought and Memory, obtained by unknown means, were wielded by Annadil during the duration of the Annadil Crisis and used to open the Gate of Revolution beneath the Air Pattern of Tir'Na-Nog on the Second Day of Darkness along with the Patternblades Greyswandir and Werewindle. After the Gate was closed, the two Logrusfoils were claimed by the Amberite forces before they could disappear into Shadow. It is believed that there were 13 Logrusfoils forged in total for Annadil's children, but who wields the remaining blades are unknown.

At the time of Unicorn no Seishi, the deposition of the known Logrusfoils are as follows: