Gardens of the Moon through The Crippled God in publication order. Books 1-3 form a loose first arc; book 4 is a standalone accessible entry point that some readers recommend starting with. The series is deliberately confusing at first — trust the process.
Yes, intentionally. Erikson throws readers in with no orientation, minimal exposition, and dozens of POV characters. Gardens of the Moon is considered the hardest entry point. Many readers DNF after 200 pages and come back later — the series rewards patience. Deadhouse Gates is often cited as the moment the series 'clicks'.
The 10 main novels total approximately 3.4 million words — the longest single-author fantasy series ever written, longer than Wheel of Time. There are also additional novels by Ian Esslemont (Malazan Empire series) set in the same world.