Some observations about progression fantasy tropes, after reading too many cultivation novels and web serials to admit to in polite company:
The weak-to-strong arc is the genre's backbone and also the thing most likely to bore readers if you don't put friction in its way. A character who starts weak and gets strong on a smooth upward curve reads like a spreadsheet. A character who starts weak, gets slightly less weak, hits a wall, finds a workaround that creates a new problem, and then gets strong because of what that problem forced them to learn? That's the version people recommend on Reddit threads at midnight.
Tournament arcs work because they compress months of progression into visible, high-stakes moments. Your character's been training in private for six chapters. Now everyone can see what that training bought them. There's a reason Dragon Ball Z and every xianxia serial on Royal Road keeps coming back to the tournament structure. It turns internal growth into spectacle, and readers want to watch.
Er Gen's I Shall Seal the Heavens does something with cultivation fantasy tropes that most Western progression fantasy writers haven't figured out yet. Meng Hao's advancement isn't just physical or magical. It's philosophical. His dao, his personal understanding of existence, is what determines whether he breaks through to the next level. That means every major advancement scene reads like a character having a revelation about who they are, not a character absorbing more qi. The progression is internal and it lands harder because of it.
The "hidden genius" trope, where the MC has some secret unconventional advantage nobody else sees, works once per book. Twice and the reader starts getting suspicious. Three times and they stop trusting you as a writer, because it starts to feel like you can't generate real tension so you keep pulling rabbits out of hats.
John Bierce's Mage Errant series treats the magic school as a place where social dynamics are as tangled as the magic itself. Hugh's progression doesn't happen in a vacuum. It happens in study groups, rivalries, friendships that shift when someone advances faster than someone else. That social layer is what makes the cultivation fantasy tropes feel lived-in rather than mechanical. Most writers build the power system and forget that power changes relationships.
Mentor figures in progression fantasy have a shelf life, and the best writers know when to remove them. Keep the mentor too long and your protagonist never has to make decisions alone. Remove them too early and the reader hasn't had time to care. The sweet spot seems to be right when the protagonist starts believing they don't need the mentor anymore, because that's usually exactly when they're wrong.
The cultivation hierarchy, body tempering to qi condensation to foundation establishment to core formation, isn't just a power ladder. It's a storytelling framework. Each tier gives you a natural act break, a new set of problems, a new social world to navigate. The writers who treat it as a checklist of levels to grind through miss that each stage should feel like entering a different story with different rules.
Serial readers on Royal Road will drop a story faster for inconsistent power scaling than for almost any other craft failure. You can have rough prose, uneven pacing, even thin characterization, and they'll stick around. But the moment your protagonist struggles against an enemy type they trivialized two arcs ago with no explanation, you'll see it in the comments within hours.