Tiers

Since the early days of EQ2, it's become common to refer to level ranges as tiers. The community divides the outdoor zones, dungeons and raids into these tiers. Let's go over the tiers:

Tier	Levels	Milestones	Outdoor Zones	Shared Dungeons	Major Instances	Major Raids
1	1-10	The newbie levels	City Districts Darklight Wood Timorous Deep Greater Faydark
2	11-20	Achievements become available Betrayal becomes available	Antonica The Commonlands Darklight Wood Timorous Deep Greater Faydark	Blackburrow Wailing Caves	Valley of the Rogue Magi Firemyst Gully
3	21-30	Appearance slots become available Deity quests become available	Butcherblock Mountains Nektulos Forest Thundering Steppes	Crushbone Keep Fallen Gate Stormhold	Bloodskull Valley Splitpaw Saga Cove of Decay
4	31-40		Zek The Enchanted Lands Feerrott	Ruins of Varsoon Runnyeye Citadel	Nektropos Castle Deathfist Citadel Tombs of Night Crypt of T'Haen
5	41-50	Classes receive "signature" spells	Steamfont Mountains Everfrost Lavastorm	Solusek's Eye Permafrost Klak'Anon The Temple of Cazic-Thule Obelisk of Lost Souls	Tower of the Drafling Sanctum of Fear Bastion of Flames Icespire Summit Miragul's Menagerie	Fire and Ice/Deception Spirits of the Lost Brutal Acts of War Anvilpaw's Grotto Crypt of T'Haen
6	51-60		The Sinking Sands Pillars of Flame The Lesser Faydark Tenebrous Tangle	The Clefts of Rujark New Tunaria The Living Tombs The Shimmering Citadel The Silent City	Scornfeather Roost The Poets Palace Nektropos Castle Return Vault of Dust Ancient's Table	The Fountain of Life The Djinn Master's Prism The Pedestal of Sky Poet's Palace Return The Gates of Ahket Aken
7	61-70		The Barren Sky The Bonemire Loping Plains The Mystic Lake	Kaladim Sanctum of Scaleborn The Forsaken City Palace of the Awakened Mistmoore Catacombs	The Halls of Fate Den of the Devourer Crypt of Valdoon Obelisk of Blight The Estate of Unrest Nizara	Vyemm's Lab Halls of the Seeing Deathtoll Emerald Halls Throne of New Tunaria Freethinker Hideout
8	71-80	More achievement points available	Kylong Plains Fens of Nathsar Kunzar Jungle Jarsath Wastes Moors of Ykesha	Castle Mistmoore Karnor's Castle Chardok Sebilis	Shard of Fear Charasis The Crypt of Agony Chelsith	The Temple of Kor-Sha Veeshan's Peak Shard of Hate Venril Sathir's Lair Trakanon's Lair Tomb of the Mad Crusader Palace of the Ancient One Zarrakon's Abyssal Chamber Ykesha's Inner Stronghold Ward of Elements