Gleason's Gielinor Guide

Level	New abilities
Each level		Completing the Medium Ardougne Diary grants a 10% increased chance to pickpocket in Ardougne Completing the Hard Ardougne Diary grants a 10% increased chance to pickpocket in Gielinor Wearing the full rogue equipment grants double pick pocketing loot
1		Pickpocket men/women/citizens Steal winter sq'irk from the Sorceress's Garden minigame Unlock the 10 coin chest door
2		Steal from vegetable stalls
3	No new abilities unlocked
4	No new abilities unlocked
5		Steal from bakery stalls Steal from crafting stalls Steal from monkey food stalls (with Monkey Madness I) Steal from monkey general stalls (with Monkey Madness I) Steal from tea stalls Required to complete Easy Ardougne Diary Required to complete Easy Fremennik Diary Required to complete Easy Varrock Diary
6	No new abilities unlocked
7	No new abilities unlocked
8	No new abilities unlocked
9	No new abilities unlocked
10		Pickpocket farmers
11	No new abilities unlocked
12	No new abilities unlocked
13		Loot the 10 coin chests Required for The Lost Tribe
14		Required for The Giant Dwarf
15		Pickpocket H.A.M. members Steal cowbells (with partial completion of Cold War) Steal from Gu'Tanoth counters (with partial completion of Watchtower) Required for Cold War Required for Watchtower
16		Unlock the nature rune chest door
17		Required for The Hand in the Sand
18	No new abilities unlocked
19	No new abilities unlocked
20		Steal from silk stalls Steal candles on Entrana church Pick locks on Ogre Coffins
21		Access to the first room of Pyramid Plunder (with partial completion of Icthlarin's Little Helper) Required for Tribal Totem Required to complete Easy Desert Diary
22		Steal from wine stalls Required for Darkness of Hallowvale
23		Unlock the axe hut door Required for Death to the Dorgeshuun
24	No new abilities unlocked
25		Pickpocket warriors/Al Kharid warriors Steal from Digsite workman Steal from fruit stalls Steal spring sq'irk from the Sorceress's Garden minigame Required for Creature of Fenkenstrain Required for The Dig Site Required for The Golem Required for Ethically Acquired Antiquities Required to complete Easy Kourend & Kebos Diary Required to complete Medium Desert Diary
26	No new abilities unlocked
27		Steal from seed stalls
28		Loot the nature rune chests Loot the chest in the Isle of Souls Dungeon Loot the dark chest
29	No new abilities unlocked
30		Pickpocket villagers Required for The Feud Required for The Slug Menace
31		Access to the second room of Pyramid Plunder (with partial completion of Icthlarin's Little Helper) Unlock the ardougne sewer gate
32		Pickpocket rogues
33		Loot the rusty chest
34		Required for Death on the Isle
35		Steal from fur stalls
36		Pickpocket cave goblins (with Death to the Dorgeshuun completed) Steal from Aldarin Villa chests (with Children of the Sun completed)
37		Required for Spirits of the Elid
38		Pickpocket master farmers Required to complete Medium Ardougne Diary Required to complete Medium Lumbridge & Draynor Diary
39		Unlock the pirate hall door
40		Pickpocket guards Required for Fairytale II - Cure a Queen Required to complete Medium Falador Diary
41		Access to the third room of Pyramid Plunder (with partial completion of Icthlarin's Little Helper)
42		Steal from fish stalls (with The Fremennik Trials completed to steal from Rellekka) Required for Temple of Ikov Required to complete Medium Fremennik Diary
43		Loot the 50 coin chests
44		Steal cave goblin wires (with Death to the Dorgeshuun completed)
45		Pickpocket pollnivneach bandits (with partial completion of The Feud to use a blackjack) Pickpocket fremennik citizens Steal autumn sq'irk from the Sorceress's Garden minigame Required for Land of the Goblins
46		Unlock the chaos druid tower door
47		Loot the arrowtips chests Required to complete Medium Kandarin Diary
48		Required for The Heart of Darkness
49		Steal from crossbow stalls Required for stealing artefacts in Port Piscarilius Required to complete Hard Kourend & Kebos Diary
50		Access to the Rogues' Den minigame (with 50 ) Crack wall safes inside the Rogues' Den Steal from silver stalls Pickpocket Wealthy citizens Required for stealing valuables in Civitas illa Fortis Required for Legends' Quest Required for Mourning's End Part I Required to complete Hard Karamja Diary
51		Access to the fourth room of Pyramid Plunder (with partial completion of Icthlarin's Little Helper)
52		Loot the dorgesh-kaan average chests (with Death to the Dorgeshuun completed) Required for A Kingdom Divided
53		Pickpocket Bandit (Bandit Camp)s Required for Desert Treasure I
54		Loot the tarnished chest
55		Pickpocket Knights Pickpocket Bandit (Pollnivneach)s (with partial completion of The Feud to use a blackjack) Required for Monkey Madness II
56		Required for The Path of Glouphrie
57		Unlock the grubby chest gate
58		Required for Grim Tales Required to complete Hard Falador Diary
59		Loot the blood rune chests
60		Pickpocket pirates Required for Dragon Slayer II
61		Access to the fifth room of Pyramid Plunder (with partial completion of Icthlarin's Little Helper) Unlock the Ardougne Castle door
62		Required for The Curse of Arrav
63	No new abilities unlocked
64		Loot stone chests Required for Secrets of the North
65		Pickpocket menaphite thugs (with partial completion of The Feud to use a blackjack) Pickpocket watchmen Steal from magic stalls (with partial completion of Monkey Madness I) Steal from scimitar stalls Steal from spice stalls Steal summer sq'irk from the Sorceress's Garden minigame Required to complete Hard Desert Diary
66		Steal from coffins found in the Hallowed Sepulchre (with Sins of the Father completed) Required for The Final Dawn
67	No new abilities unlocked
68	No new abilities unlocked
69	No new abilities unlocked
70		Pickpocket paladins Required for Desert Treasure II - The Fallen Empire
71		Access to the sixth room of Pyramid Plunder (with partial completion of Icthlarin's Little Helper)
72		Loot the king lathas' chests Required to complete Hard Ardougne Diary Required for While Guthix Sleeps
73	No new abilities unlocked
74	No new abilities unlocked
75		Pickpocket gnomes Steal from gem stalls Required to complete Hard Fremennik Diary Required to complete Hard Western Provinces Diary
76		Loot the reinforced chest
77	No new abilities unlocked
78		Loot the dorgesh-kaan rich chests Required to complete Elite Lumbridge & Draynor Diary
79	No new abilities unlocked
80		Pickpocket heroes Shortcut in the Rogues' Den maze
81		Access to the seventh room of Pyramid Plunder (with partial completion of Icthlarin's Little Helper)
82		Pickpocket vyres Steal from ore stalls Unlock the yanille dungeon door Required to complete Elite Ardougne Diary
83	No new abilities unlocked
84		Loot the rogues' castle chests Required to complete Elite Wilderness Diary
85		Pickpocket elves Required to complete Elite Western Provinces Diary Players with the Hard Ardougne Diary completed can no longer fail pickpocketing Men and Women
86	No new abilities unlocked
87		Steal from cannonball stalls
88	No new abilities unlocked
89	No new abilities unlocked
90		Pickpocket TzHaar-Hurs Players with the Hard Ardougne Diary completed can no longer fail pickpocketing Farmers
91		Access to the eighth room of Pyramid Plunder (with partial completion of Icthlarin's Little Helper) Required to complete Elite Desert Diary
92	No new abilities unlocked
93		Players with the Hard Ardougne Diary completed can no longer fail pickpocketing (Al Kharid) Warriors and H.A.M. Members
94		Players with the Hard Ardougne Diary completed can no longer fail pickpocketing Rogues and Master Farmers
95		Players with the Hard Ardougne Diary completed can no longer fail pickpocketing Guards, Knights of Ardougne and Desert Bandits
96	No new abilities unlocked
97	No new abilities unlocked
98	No new abilities unlocked
99		Buy the thieving cape and hood from Martin Thwait in the Rogues' Den, and wear them Skill mastery

Thieving/Level up table

Sources & credits