This object made up one of the four treasures of the Tuatha Dé Danann along with a sword, a spear, and a cauldron. For 10 points each:
[10h] Name this Irish stone of destiny located on the Hill of Tara, which was said to roar after granting kingship to high kings like Conn of the Hundred Battles.
ANSWER: Lia Fáil
[10m] In one account, the Lia Fáil refusal to cry before Lugaid led this foster-father of his to split it with his sword. This son of Lugh falls in love with Fand, the estranged wife of Manannán, angering his own wife, Emer.
ANSWER: Cú Chulainn [accept Sétanta]
[10e] The Stone of Destiny was later stolen and used as the “Stone of Scone” to coronate this kingdom’s rulers. A Pictish Beast is depicted on standing stones in this kingdom, which is allegedly home to a plesiosaur in Loch Ness.
ANSWER: Kingdom of Scotland [or Alba]
<McGill B, Mythology>