The Sword in the Stone from Lundy, Isle of Avalon by Mystic Realms

The Sword in the Stone is not eXcalibur.

Arthur was twice gifted magical swords, first the sword in the stone from Merlin, then eXcalibur from the Lady of the Lake. Arthur received eXcalibur from the Lady of the Lake after the sword from the stone, Merlin's gift, broke in battle.

The god of war worshipped by the Sarmatians was symbolised by a sword standing upright in the ground or in a stone.