Sif is a level 50 Asmodian NPC with the title Mage Preceptor in AION Classic 1.9. It sells Ice Chain I and Concentration I among other goods.

Sells

Item	Price
Sandblaster II	86,000 kinah
Summon Fire Energy III	86,000 kinah
Blade of Earth I	86,000 kinah
Advanced Spellbook Training III	51,500 kinah
Summon Stone Energy II	86,000 kinah
Stone Skin IV	118,000 kinah
Advanced Orb Training III	51,500 kinah
Enhance Weakening Magic II	59,000 kinah
Summon Earth Spirit III	118,000 kinah
Erosion IV	118,000 kinah
Replenish Element III	118,000 kinah
Summon Wind Servant III	156,000 kinah
Spirit Detonation Claw I	118,000 kinah
Summon Water Energy II	170,000 kinah
Summon Fire Spirit IV	183,000 kinah
Concentration III	85,000 kinah
Spirit Armour of Darkness IV	189,000 kinah
Stone Shock II	45,000 kinah
Stone Shock III	189,000 kinah
Chain of Earth II	11,000 kinah
Chain of Earth III	86,000 kinah
Advanced Spellbook Training IV	94,000 kinah
Enhance Weakening Magic III	103,000 kinah
Advanced Orb Training IV	94,000 kinah
Spirit Absorption II	192,000 kinah
Summon Fire Energy IV	196,000 kinah
Sandblaster III	206,000 kinah
Summon Stone Energy III	206,000 kinah
Erosion V	215,000 kinah
Stone Skin V	215,000 kinah
Summon Magma Spirit I	215,000 kinah
Herb Treatment IV	138,000 kinah
Mana Treatment IV	138,000 kinah
Chain of Earth IV	193,000 kinah
Summon Group Member	11,000 kinah
Spirit Self Destruct I	215,000 kinah
Item name unavailableLv 34	45,000 kinah
Item name unavailableLv 19	1,700 kinah