Ktho player Craft Skills in Atlantica Online:

Ranks are: Apprentice (level 1-10), Artisan (level 11-20), Craftman (level 21-50), Expert (level 51-70), Master (level 71-90), Grandmaster (level 91+). You can teach inferior ranks from the Artisan status.
Experience gained while teaching depends on the level you train: 100 xp (lvl 1), 500 xp (lvl 2-10), 800 xp (lvl 11-20), 1,000 xp (lvl 21-50), 2,000 xp (lvl 31-40), 3,000 xp (lvl 41-50), 5,000 xp (lvl 51+).

Craft skills
Craft skill	Level	Rank
Auto-Craft	8	(None: Auto-craft is an expression, not a skill, its level raises with licenses)
Accessory	18	Artisan
Action	13	Artisan
Armor	22	Craftman
Arrow	17	Artisan
Axe	14	Artisan
Book	13	Artisan
Bow	19	Artisan
Building	6	Apprentice
Bullet	15	Artisan
Cannon	12	Artisan
Cannonball	15	Artisan
Charm	12	Artisan
Crystal	16	Artisan
Fishing	6	Apprentice
Food	25	Craftman
Gauntlet	10	Apprentice
Gun	13	Artisan
Helmet	10	Apprentice
Instrument	13	Artisan
License	6	Apprentice
Machine	15	Artisan
Mana Stone	1	Apprentice
Medicine	20	Artisan
Orb	6	Apprentice
Pants	15	Artisan
Power Saw	14	Artisan
Scroll	8	Apprentice
Sewing	20	Artisan
Shield	5	Apprentice
Shoes	10	Apprentice
Spear	14	Artisan
Staff	12	Artisan
Stationery	3	Apprentice
Sword	18	Artisan
Tool	16	Artisan