Multiple Captors Custodianship (Multiple Capturers Custodianship)
Some games will utilize Multiple Captors Custodianship where a counter must become surrounded on three or more sides by opposing counters in order to be captured. Triple Captors Custodianship on a triangular grid is utilized in the game of Bizingo. Quadruple captor custodianship is utilized to capture the King in some reconstructions of games of the Tafl family. Quadruple custodianship could be seen as a continuation of the concept of enclosure used in Go and other games of placement.