• 1018 DR [Year of the Dracorage]
  • Uruth Ukrypt suffers greatly in battle against the green dragon Claugiyliamatar and the black dragon Shammagar as both wyrms plunder the orcs' amassed wealth and destroy their food sources. »

  • 1303 DR [Year of the Evening Sun]
  • The green dragon Claugiyliamatar establishes a lair in the Deeping Cave in the depths of the Kryptgarden Forest. »

  • 1305 DR [Year of the Creeping Fang]
  • Claugiyliamatar destroys the small realm of Elfrin after its king and namesake dies of fever. »

  • 1373 DR [Year of Rogue Dragons]
  • Claugiyliamatar (an ancient green dragon) becomes embroiled in a series of fights when she is attacked by the green dragons of Neverwinter Wood. Fleeing the forest, she comes upon waiting representatives from the Cult of the Dragon, who offers her protection and the possibility of becoming a dracolich. She accepts their gifts, and begins to seriously consider their offer. »

  • 1489 DR [Year of the Warrior Princess]
  • The Green Dragon Mask is recovered from the lair of Claugiyliamatar in Kryptgarden Forest. Old Gnawbones himself is injured while blows were struck against Thay, the Cult of the Dragon, and the Zartruss hobgoblin clan.

    Claugiyliamatar arrives near the realm of Whitchthorn, an Unseelie Lord. His presence corrupts Ishaldra, the dryad spouse of Whitchthorn and Ishaldra's treant bodyguard. Whitchthorn, an archfey and now fey king, unleashes his evil against the dragon, but Old Gnawbones is too powerful.

    Ultimately, an adventuring party of Harpers hired to defeat Claugiyliamatar gains an audience with the fey king and Whitchthorn agrees to aid them to defeat Old Gnawbones, but only if the adventurers make a pact with him. »