Buuxi weedha soo socota: Héðinn wuxuu ka qaybgalay Horyaalka Iceland 1991, laakiin ma uusan ciyaarin mid kale ilaa 2006, halkaas oo uu ku dhammeeyay kaalinta labaad. Sidoo kale kama uusan ciyaarin Olombikada Chess-ka muddadaas, isagoo ku soo laabtay
sanadkii 2008 si loo gaaro 4/7. Sannadkii 2009, wuxuu ku guuleystay Reykjavik Open markii uu ka adkaaday Yuriy Kryvoruchko iyo Hannes Stefánsson. Wuxuu mar kale u ciyaaray Iceland Olombikada 39aad ee Chess, isagoo dhaliyay 6/10. Wuxuu tan iyo markii uu ku guuleystay Horyaalka Iceland laba jeer oo kale: 2011 iyo 2015.