The Samasa Plain is a location from The Legend of Zelda: Breath of the Wild. It is located in the southeast part of the Lanayru Great Spring region. The Rucco Maag Shrine is located here surround by a maze of spikes that can damage Link. A Lizalfos wielding a Eightfold Longblade patrols in some nearby ruins.
Like many locations in Breath of the Wild, Samasa Plain is named after a location from a previous game, namely Samasa Desert.