Fletchery: 5th level Warrior's Guild Standing, Ranger Role. (Earliest you can get this is after performing the "Deliver the Stout Invitation" quest. Costs 5,000 GP.
Chi Master: 6th or 7th Bushi Dojo Guild Standing, 12th level Zenmaster. Costs 25,000 GP.
Crusade: 5th level Priest's Guild Standing, Paladin Role. (Earliest you can get this is after performing the "Find Evidence of Galian" quest at the start of Shurugeon Castle. Costs 5,000 GP.
Heroic Legacy: never found it.
Regeneration: ditto.
Trickery: 5th level Thieves' Guild Standing, Bard Role. (Earliest you can get this is after performing the "Deliver the Pirate's Hook" quest to Talrik from Brimloch Roon.) Cost: 5,000 GP.
Tiger Strike: 5th Level Bushi Dojo Standing. Samurai and Zenmaster can get Tiger Strike. Earliest you can get this is after completing the "Darkened One" quest from the Brimloch Roon Bushi Dojo.
Hope this helps...
-Sazerac