Crown of Ruin
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Article Info

Column  The Ecology of...
Title  The psychology of the doppleganger
Author  Fraser Sherman
Book Type  Background: General
Genre  Fantasy
Setting  Generic
Series 
GURPS Traveller
System  AD&D
Parent: [ D&D / OSR ]

Article Summary

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Everything you ever wanted to know about the masters of disguise.


This article is contained in Dragon #80.

Linked Columns

The Ecology of...
Article Title Type System Issue
The Ecology of the Piercer Background: Group AD&D 1 Dragon #72
The ecology of the catoblepas Background: General AD&D 1 Dragon #73
The Ecology of the Mimic Background: Group AD&D 1 Dragon #75
The ecology of the beholder Background: General AD&D 1 Dragon #76
The Ecology of the Unicorn Background: Group AD&D 1 Dragon #77
The ecology of the mind flayer Background: General AD&D 1 Dragon #78
The ecology of the treant Background: General AD&D 1 Dragon #79
The psychology of the doppleganger Background: General AD&D 1 Dragon #80
The ecology of the basilisk Background: General AD&D 1 Dragon #81
The ecology of the peryton Background: General AD&D 1 Dragon #82
The Ecology of the Stirge Background: Group AD&D 1 Dragon #83
The ecology of the trapper Background: General AD&D 1 Dragon #84
The ecology of the ixitxachitl Background: General AD&D 1 Dragon #85
The Ecology of the Slithering Tracker Background: Group AD&D 1 Dragon #86
The ecology of the dryad Background: General AD&D 1 Dragon #87
The ecology of the rust monster Background: General AD&D 1 Dragon #88
The ecology of the leucrotta Background: General AD&D 1 Dragon #91
The ecology of the ettin Background: General AD&D 1 Dragon #92
The Ecology of the Eye of the Deep Background: General AD&D 1 Dragon #93
The Ecology of the Chimera Background: General AD&D 1 Dragon #94
The ecology of the cockatrice Background: General AD&D 1 Dragon #95
The Ecology of the Gulguthra Background: Group AD&D 1 Dragon #96
The Ecology of the Gorgon Background: Group AD&D 1 Dragon #97
The ecology of the will-o-wisp Background: General AD&D 1 Dragon #99
The ecology of the ochre jelly Background: General AD&D 1 Dragon #104
The Ecology of the Maedar Background: Group AD&D 1 Dragon #106
The Ecology of the Sea Lion Background: General AD&D 1 Dragon #107
The Ecology of the Pernicon Background: General AD&D 1 Dragon #108
The Ecology of the Tiamat Stats: Monsters Generic Polyhedron #29
The ecology of the displacer beast Background: General AD&D 1 Dragon #109
The Ecology of the Remorhaz Background: General AD&D 1 Dragon #114
The Ecology of the Harpy: Songs of beauty... Background: General AD&D 1 Dragon #115
The Ecology of the Harpy:...Songs of Death Background: General AD&D 1 Dragon #115
The Ecology of the Minotaur Background: Group AD&D 1 Dragon #116
The Ecology of the Ankhkeg Background: Group AD&D 1 Dragon #117
The Ecology of the Korred Background: Group AD&D 1 Dragon #119
The Ecology of the Picklebug Information: General Generic Dragon #120
The Ecology of the Gas Spore Background: Group AD&D 1 Dragon #120
The Ecology of the Rot Grub Background: General AD&D 1 Dragon #122
The Ecology of the Giant Leach Background: General AD&D 1 Dragon #123
The Ecology of the Gelatinous Cube Background: Group AD&D 1 Dragon #124
The Ecology of the Greenhag Background: General AD&D 1 Dragon #125
The Ecology of the Shade Background: General AD&D 1 Dragon #126
The Ecology of the Yeti Background: Group AD&D 1 Dragon #127
The Ecology of the Aboleth Background: General AD&D 1 Dragon #131
The Ecology of the Hook Horror Background: General AD&D 1 Dragon #131
The Ecology of the Aurumvorax Background: General AD&D 1 Dragon #132
The Ecology of the Carnivorous Ape Background: Group AD&D 1 Dragon #133
The Ecology of the Red Dragon Background: General AD&D 1 Dragon #134
The Ecology of the Cave Fisher Background: General AD&D 1 Dragon #135
The Ecology of Carnivorous Plants Background: General AD&D 1 Dragon #137
The Ecology of the Spectator Background: Group AD&D 1 Dragon #139
The Ecology of the Kech Background: General AD&D 1 Dragon #142
The New Ecology of the Dragons Background: General AD&D 2 Dragon #146
The Ecology of the Kappa Background: General AD&D 1 Dragon #151
The Ecology of the Yuan-ti Background: General AD&D 1 Dragon #151
The Ecology of the Umber Hulk Background: General AD&D 1 Dragon #152
The Ecology of the Manticore Background: General AD&D 2 Dragon #153
The Ecology of the Satyr Background: General AD&D 1 Dragon #155
The Ecology of the Behir Background: General AD&D 2 Dragon #156
The Ecology of the Wemic Background: General AD&D 2 Dragon #157
The Ecology of the Gibbering Mouther Background: General AD&D 2 Dragon #160
The Ecology of the Griffon Background: General AD&D 2 Dragon #161
The Mechanics of the Iron Cobra Background: Group AD&D 2 Dragon #164
The Ecology of the Galeb Duhr Background: Group AD&D 2 Dragon #172
The Sociology of the Flind Background: Group AD&D 2 Dragon #173
The Ecology of the Dakon Background: General AD&D 2 Dragon #187
The Actaeon Background: Group AD&D 2 Dragon #190
The Ecology (Love-Life) of the Lamia Background: General AD&D 2 Dragon #192
The Giant Scorpion Background: Group AD&D 2 Dragon #197
The Neogi Stats: Monsters AD&D 2.5 Dragon #214
The Owlbear Stats: Monsters AD&D 2.5 Dragon #214
The Ecology of the Amphisbaena Background: Group AD&D 2 Dragon #215
The Ecology of the Bird Maiden Background: General AD&D 2 Dragon #218
The Black Pudding Stats: Monsters AD&D 2.5 Dragon #219
The Ecology of the Crystal Spider Background: General AD&D 2 Dragon #221
The Necrology of the Penanggalan Background: Group AD&D 2 Dragon #222
The Ecology of the Chitine Background: Group AD&D 2 Dragon #223
The Ecology of the Lammasu Background: General AD&D 2 Dragon #224
The Ecology of the Wyvern Background: Group AD&D 2 Dragon Annual #1
The Ecology of the Osquip Background: Group AD&D 2 Dragon #227
The Ecology of the Roper Background: Group AD&D 2 Dragon #232
The Ecology of the Troglodyte Background: Group AD&D 2 Dragon #235
The Ecology of the Shambling Mound Background: Group AD&D 2 Dragon Annual #2
The Ecology of the Stirge Background: Group AD&D 2 Dragon #239
The Nymph Background: Group AD&D 2.5 Dragon #240
The Ecology of the Mongrelman Background: Group AD&D 2 Dragon #242
The Ecology of the Steel Dragon Background: General AD&D 2 Dragon Annual #3
The Ecology of the Sphinx Background: Group AD&D 2 Dragon #244
The Ecology of the Steeder Background: Group AD&D 2 Dragon #245
The Ecology of the Flumph Background: Group AD&D 2 Dragon #246
The Ecology of the Wererat Background: Group AD&D 2 Dragon #251
Among the Carrion Crows Background: General AD&D 2 Dragon #252
The Ecology of the Cyclopskin Background: General AD&D 2 Dragon #254
The Ecology of the Gray Ooze: Ooze There? Background: General AD&D 2 Dragon Annual #4
Hammer & Anvil Background: General AD&D 2 Dragon #257
The Ecology of the Flail Nail Background: Group AD&D 2 Dragon #258
The Ecology of the Aspis Background: Group AD&D 2 Dragon #260
The Ecology of the Dark Naga Background: Group AD&D 2 Dragon #261
The Ecology of the Jermlaine Background: Group AD&D 2 Dragon #262
The Ecology of the Xixchil Background: Group AD&D 2 Dragon #266
The Ecology of the Feyr Background: Group Dungeons & Dragons 3 Dragon Annual #5
The Ecology of the Carrion Crawler Background: Group AD&D 2 Dragon #267
The Ecology of the Pseudodragon Background: Group AD&D 2 Dragon #269
The Ecology of the Gorbel Background: Group AD&D 2 Dragon #270
The Bag of Devouring — Hiders Keepers Background: Group AD&D 2 Dragon #271
The Ecology of the Hydra Background: Group Dungeons & Dragons 3 Dragon #272
The Ecology of the Hippocampus Background: Group AD&D 2 Dragon #273
The Ecology of the Darkmantle Background: Group Dungeons & Dragons 3 Dragon #275
The Ecology of the Sheet Phantom Background: Group Dungeons & Dragons 3 Dragon #276
The Ecology of the Purple Worm Background: Group Dungeons & Dragons 3 Dragon #282
Shrouded in Death Background: General Dungeons & Dragons 3 Dragon #300
The Ecology of the Troll Background: Group Dungeons & Dragons 3 Dragon #301
Venom and Coil: The Secret Life of the Yuan-Ti Background: Group Dungeons & Dragons 3 Dragon #305
Demon Forests Background: General Dungeons & Dragons 3 Dragon #308
Paragons of War Background: General Dungeons & Dragons 3 Dragon #309
The Ecology of the Drider Background: Group Dungeons & Dragons 3.5 Dragon #312
The Ecology of the Salamander Background: Group Dungeons & Dragons 3.5 Dragon #314
Ecology of the Dark Ones Background: Group Dungeons & Dragons 3.5 Dragon #322
The Ecology of the Chokers Background: Group Dungeons & Dragons 3.5 Dragon #323
The Ecology of Night Hags Background: General Dungeons & Dragons 3.5 Dragon #324
The Ecology of the Duergar Background: Group Dungeons & Dragons 3.5 Dragon #325
The Ecology of the Rakshasa Background: General Dungeons & Dragons 3.5 Dragon #326
The Ecology of the Grimlock Background: Group Dungeons & Dragons 3.5 Dragon #327
The Ecology of the Will-o'-Wisp Background: Group Dungeons & Dragons 3.5 Dragon #328
The Ecology of the Kenku Background: General Dungeons & Dragons 3.5 Dragon #329
The Ecology of the Chuul Background: Group Dungeons & Dragons 3.5 Dragon #330
The Ecology of the Green Hag Background: Group Dungeons & Dragons 3.5 Dragon #331
The Ecology of the Kobold Background: Group Dungeons & Dragons 3.5 Dragon #332
The Ecology of the Behir Background: Group Dungeons & Dragons 3.5 Dragon #333
The Ecology of the Kraken Background: Group Dungeons & Dragons 3.5 Dragon #334
The Ecology of the Lizardfolk Background: Group Dungeons & Dragons 3.5 Dragon #335
The Ecology of the Spawn of Kyuss Background: Group Dungeons & Dragons 3.5 Dragon #336
The Ecology of the Shaddar-Kai Background: Group Dungeons & Dragons 3.5 Dragon #337
Ecology of the Spell Weaver Background: Group Dungeons & Dragons 3.5 Dragon #338
The Ecology of the Draconian Background: Group Dungeons & Dragons 3.5 Dragon #339
The Ecology of the Mooncalf Background: General Dungeons & Dragons 3.5 Dragon #340
The Ecology of the Inevitable Background: Group Dungeons & Dragons 3.5 Dragon #341
The Ecology of the Adventurer Background: Group Dungeons & Dragons 3.5 Dragon #342
The Ecology of the Ettercap Background: Group Dungeons & Dragons 3.5 Dragon #343
The Ecology of the Dracolich Background: Group Dungeons & Dragons 3.5 Dragon #344
The Ecology of the Annis Hag Background: General Dungeons & Dragons 3.5 Dragon #345
The Ecology of the Rust Monster Background: General Dungeons & Dragons 3.5 Dragon #346
The Ecology of the Elemental Weird Background: General Dungeons & Dragons 3.5 Dragon #347
The Ecology of the Wight Background: Group Dungeons & Dragons 3.5 Dragon #348
The Ecology of the Ogre Mage Background: Group Dungeons & Dragons 3.5 Dragon #349
The Ecology of the Clockwork Horror Background: Group Dungeons & Dragons 3.5 Dragon #350
The Ecology of the Isle of Dread Background: Setting Dungeons & Dragons 3.5 Dragon #351
The Ecology of the Yrthak Background: General Dungeons & Dragons 3.5 Dragon #352
The Ecology of the Keeper Background: Group Dungeons & Dragons 3.5 Dragon #353
The Ecology of the Kopru Background: Group Dungeons & Dragons 3.5 Dragon #354
The Ecology of the Devourer Background: Group Dungeons & Dragons 3.5 Dragon #355
The Ecology of the Linnorm Background: Group Dungeons & Dragons 3.5 Dragon #356
The Ecology of the Titan Background: Group Dungeons & Dragons 3.5 Dragon #357
Ecology of the Derro Background: Group d20 3.5 Kobold Quarterly #1
The Ecology of the Kaorti Background: Group Dungeons & Dragons 3.5 Dragon #358
The Ecology of the Tarrasque Background: Group Dungeons & Dragons 3.5 Dragon #359
Ecology of the Death Knight Background: Group Dungeons & Dragons 3.5 Dragon #360
Ecology of the Barghest Background: Group d20 3.5 Kobold Quarterly #2
Ecology of the Phantom Fungus Background: Group d20 3.5 Kobold Quarterly #6
Ecology of the Fire Archon Background: Group Dungeons & Dragons 3.5 Dragon #361
Ecology of the Lich Background: Group d20 3.5 Kobold Quarterly #3
Ecology of the Cloaker Background: Group d20 3.5 Kobold Quarterly #4
Ecology of the Dragonborn Background: Group Dungeons & Dragons 4 Dragon #365
Ecology of the Homunculus Background: Group d20 3.5 Kobold Quarterly #5
Ecology of the Centaur Background: Group Dungeons & Dragons 4 Kobold Quarterly #7
Legends of the Golem Background: Group d20 3.5 Kobold Quarterly #8
Ecology of the Sharn Background: Group Dungeons & Dragons 4 Dragon #373
Ecology of the Deva Background: Group Dungeons & Dragons 4 Dragon #374
Ecology of the Maenad Background: Group d20 3.5 Kobold Quarterly #9
Ecology of the Rust Monster Background: Group Dungeons & Dragons 4 Dragon #376
Ecology of the Hill Giant Background: Group Dungeons & Dragons 3.5 Kobold Quarterly #10
Ecology of the Vampire Background: Group d20 3.5 Kobold Quarterly #11
Ecology of the Mithral Dragon Background: Group Dungeons & Dragons 4 Dungeon #173
The Ecology of the Froghemoth Background: Group Pathfinder 1 Kobold Quarterly #12
Ecology of the Shoggoth Background: Group Pathfinder 1 Kobold Quarterly #13
Ecology of the Tengu Background: Group Pathfinder 1 Kobold Quarterly #14
Ecology of the Scarecrow Background: Group Dungeons & Dragons 4 Dungeon #183
Ecology of the Giant Ant Background: Group Pathfinder 1 Kobold Quarterly #15
Ecology of the Gearforged Background: Group Generic Kobold Quarterly #16
Ecology of the Minotaur Background: Group Dungeons & Dragons 1 Kobold Quarterly #18
The Ecology of the Cylops Background: Group Pathfinder 1 Pathfinder #58
Daughters of Lilith Background: Group Dungeons & Dragons 4 Kobold Quarterly #21
Fallen Angels: Ecology of the Succubus Background: Group Dungeons & Dragons 4 Dragon #417
The ecology of the BANSHEE Background: Group AD&D 1 Gygax #1
Ecology of the Gargoyle Background: Group Dungeons & Dragons 4 Dragon #423
Ecology of the Neogi Background: Group Dungeons & Dragons 4 Dragon #427

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