New quest to unlock the Tempest, available at lowish levels (around level 14)

game/modules/tome/class/Game.lua

game/modules/tome/data/achievements/quests.lua

game/modules/tome/data/chats/angolwen-leader.lua

game/modules/tome/data/chats/bree-attack-over.lua

game/modules/tome/data/general/npcs/gwelgoroth.lua

game/modules/tome/data/maps/towns/angolwen.lua

game/modules/tome/data/maps/zones/tempest-peak-top.lua

game/modules/tome/data/quests/lightning-overload.lua

game/modules/tome/data/texts/unlock-mage_tempest.lua

game/modules/tome/data/timed_effects.lua

game/modules/tome/data/zones/tempest-peak/grids.lua

game/modules/tome/data/zones/tempest-peak/npcs.lua

game/modules/tome/data/zones/tempest-peak/objects.lua

game/modules/tome/data/zones/tempest-peak/traps.lua

game/modules/tome/data/zones/tempest-peak/zone.lua

game/modules/tome/data/zones/town-bree/npcs.lua

game/modules/tome/data/zones/town-bree/zone.lua

ideas/cunning.ods

ideas/quests.ods

ideas/zones.ods