The Grand Tree
The ability to defeat a level 172 Black demon (safespottable for Ranged and Magic).
1,030 coins for your trip to Ardougne from Brimhaven, and other travel expenses.
5 Quest points
7900 Agility XP, 18400 attack XP, 2150 Magic XP,
Access to the mine under the Grand Tree,
Access to the Gnome glider transportation system,
Ability to use the Agility shortcut from the Grand Tree to the Barbarian Outpost (with 37 Agility),
Ability to use the Spirit Tree in the Stronghold after the completion of Tree Gnome Village.