Annotated Baduk Book

Upgrade	Effect	Sell value	Magic Powder
+0	+300 Black Stone Jelly Points · +25 HP for Cookie Relay	15,834	160
+1	+600 Black Stone Jelly Points · +30 HP for Cookie Relay	16,464	163
+2	+900 Black Stone Jelly Points · +35 HP for Cookie Relay	17,262	168
+3	+1,200 Black Stone Jelly Points · +40 HP for Cookie Relay	18,228	174
+4	+1,500 Black Stone Jelly Points · +45 HP for Cookie Relay	19,362	186
+5	+1,900 Black Stone Jelly Points · +50 HP for Cookie Relay	20,664	199
+6	+2,300 Black Stone Jelly Points · +55 HP for Cookie Relay	22,134	212
+7	+2,700 Black Stone Jelly Points · +60 HP for Cookie Relay	23,655	273
+8	+3,100 Black Stone Jelly Points · +65 HP for Cookie Relay	25,332	340
+9	+3,500 Black Stone Jelly Points · +70 HP for Cookie Relay	27,165	414

Extracting this Treasure returns Magic Powder. The amount is fixed per Treasure and upgrade level — it does not depend on which ingredients were used to evolve it.

A beginner's guide to Go, gifted by Sikhye Cookie along with a cheerful invitation to play sometime. The lessons feel a little too easy now, but Sikhye Cookie's tiny doodles are tucked throughout every page, making it far too charming to ever put away.