casze 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	100	(None: Auto-craft is an expression, not a skill, its level raises with licenses)
Accessory	98	Grandmaster
Action	57	Expert
Armor	65	Expert
Arrow	56	Expert
Axe	101	Grandmaster
Book	71	Master
Bow	88	Master
Building	25	Craftman
Bullet	25	Craftman
Cannon	102	Grandmaster
Cannonball	59	Expert
Charm	66	Expert
Crystal	85	Master
Fishing	47	Craftman
Food	75	Master
Gauntlet	53	Expert
Gun	54	Expert
Helmet	116	Grandmaster
Instrument	86	Master
License	82	Master
Machine	64	Expert
Mana Stone	41	Craftman
Medicine	83	Master
Orb	100	Grandmaster
Pants	60	Expert
Power Saw	85	Master
Scroll	61	Expert
Sewing	51	Expert
Shield	103	Grandmaster
Shoes	113	Grandmaster
Spear	73	Master
Staff	110	Grandmaster
Stationery	71	Master
Sword	101	Grandmaster
Tool	84	Master