One shot arena macro

Hi, this is my first macro I have made please let me know what you think or if you have any tips

/castesquence reset=15\combat\shift Elemental Mastery, Unleash Elements, Flame Shock, Fire Elemental Totem, Liquid Magma, Feral Spirit, Shamanaistic Rage, Ancestral Guidance, Healing Totem, Asendence, Windstrike, Lightning Bolt, Unleash Elements, Lava Lash, Flame Shock

Talents and Glypths used
http://eu.battle.net/wow/en/tool/talent-calculator#WZa!0020112!hPpJrs