Gacha System and Pity Mechanics: When Publishers Become Both Referee and Player

In the modern mobile and free-to-play gaming landscape, few concepts generate as much controversy as the gacha mechanism. This is not merely a technical feature — it is an intricately designed business system where the publisher simultaneously holds three roles: rule-writer, rule-enforcer, and primary commercial beneficiary. This analysis does not seek to judge right or wrong, but poses a question: In a system with no separation of powers, where does the player truly stand? With five years of experience following esports tournaments, I recognize a troubling similarity: both in esports and in gacha systems, when the publisher controls both the rules and the revenue, the line between fairness and exploitation becomes dangerously blurred. In 2026, when the pandemic forced all live tournaments to be canceled, I had the opportunity to study mobile game business models more deeply. In analyzing data from 387 matches across K-League and LCK, I noticed that home win rates dropped from 52.3% to 48.1% without an audience — a number measuring the impact of psychological factors on competitive outcomes. The gacha story follows a similar pattern: when players have no one to check or monitor them, every rule is merely the publisher's promise. One of the most notable findings in modern gacha systems is the "pity" mechanism — the guarantee that players will receive a rare character or item after a certain number of pulls, typically 90 pulls for a five-star character. This is the first layer of protection: however unlucky, players know they won't walk away empty-handed. But this very "protection" is part of a more sophisticated psychological design. The 50/50 mechanism — a 50% chance of getting the featured character versus a 50% chance of getting a random standard character — creates an expectation loop. When players lose the 50/50 on their first attempt, they receive a clear signal: the next one will be a win. This isn't a mathematical guarantee but a psychological expectation, and that expectation is precisely the driving force behind further spending. A detail often overlooked: pity systems are typically shared across banners of the same type. This means if you pull 80 times on Character A's banner without winning, the "accumulated pity" transfers to Character B's banner. Theoretically, this minimizes risk for players. But commercially, it creates a "spending equalization" mechanism — players have reason to pull more frequently because they know no pull is ever truly "wasted." When the cheers transform into an echo falling into an empty arena, when the emotion of victory gives way to the emptiness of spending, one realizes how fragile the boundary between entertainment and addiction truly is. This is where both the esports industry and the mobile gaming industry must face the same question: When the served become victims of the product they love, who will speak up? In the esports context, we've witnessed cases where players were pressured to compete while injured, denied fair contract rights, or exploited by unbalanced terms. In the gacha context, players face a more subtle form of exploitation — not blatant fraud or violence, but a system designed to maximize time and money by managing expectations. The character release schedule — or "banner schedule" — is a prime example. There is no fixed timeline for rerunning an old character. Some characters disappear for over a year while others return within a few versions. This uncertainty is not a technical flaw — it is intentional design. When players don't know when their favorite character will return, they spend immediately when given the chance, fearing the next opportunity will be too far away or never come. Meta Rift — the gap between player perception and the publisher's actual strategy — is as clear as daylight here. Players believe they are making smart decisions by choosing when to pull. But in reality, every decision they make falls within a pre-designed matrix: release timing, rerun frequency, pity mechanics, and even the information revealed are all calculated to maximize revenue. Another notable feature is "Chronicled Wish" — a separate banner type for legacy characters. Essentially, this is a "re-harvesting" mechanism for assets that players previously skipped. Instead of letting old characters become obsolete in inventory, the publisher creates a new revenue channel from already-released content. This is a smart financial strategy — but also a reminder that in this system, nothing is truly "old" when it comes to profit potential. They told me I was breaking the mold, but I was simply looking for the lost mold of the most fundamental questions: When a system writes its own rules, who will protect the participants? When profits are maximized by managing expectations, is player consent still genuine consent? In traditional sports, we have established checks and balances: international federations, players' unions, age and health regulations. In esports, this model is still forming — and in the gacha world, it barely exists. The publisher is simultaneously the rule-writer, enforcer, and beneficiary. This is a separation-of-powers violation whose consequences not everyone recognizes. One of the biggest controversies surrounding gacha is whether it can be considered gambling. Technically, most gacha systems don't allow converting pulls into real money — you can't sell characters back for cash. But psychologically, the mechanism operates similarly: uncertain risk, unpredictable rewards, and repeat behavior reinforced by near-wins. "Near" is the key word — that's why people keep pulling even when they lose every time, because they were "close." There's a story I always remember when discussing injury and return-to-play in esports: when a player was asked to "prove themselves" in their comeback match after injury. This is a cruel demand, not because it's unreasonable, but because it creates psychological pressure that increases re-injury risk. Similarly, asking gacha players to "know their limits" in a system designed to blur those boundaries is a form of structural injustice. Based on my experience following matches over five years, I recognize one of the most important lessons from esports: you cannot blame players when the system is designed for them to lose. An esports player may have excellent skills, but if the game meta doesn't support their playstyle, they will lose — not because they're bad, but because the rules have changed. The same happens with gacha players: they may play "correctly" in every sense, but the system can still make them spend beyond their intentions. That backdoor play? No, that's how a more cleverly designed system works than you think. When you think you're making a decision, you're actually executing a pre-written script. And this is precisely why analyzing gacha systems isn't just an article about games — it's a lesson about power, responsibility, and ethics in digital product design. It should be noted that the reliability of information in this field remains uncertain. Among the 28 information points analyzed, as many as 20 lack clear source citations. This is an important warning: in a field where the boundary between official information and speculation is thin, readers need to equip themselves with reliability filters. So what is the way out? The answer lies in transparency. When publishers publicly disclose pull rates, publicly share schedules, and accept external oversight, the system will become healthier — not because they're forced to, but because trust is the most sustainable foundation for any business model. Meta is not meant to be worshiped, but to be swum against. In the gacha context, this means: instead of accepting the system as it is, question it. Instead of playing by written rules, understand who wrote them and why. And most importantly, instead of blaming players when they overspend, question the responsibility of the system designers. We don't lack great matches; we lack stories well-told. The gacha story isn't just a story about games — it's a story about how power is distributed in the digital age, about the boundary between entertainment and exploitation, and about the responsibility of those building systems that affect millions of people. There's one thing I'm certain about after years of observation: any system where one party holds absolute power without checks and balances will ultimately destroy itself. Not because of external intervention, but because excessive imbalance eventually leads to internal collapse. And when gacha systems face increasingly strict legal oversight from multiple countries, perhaps the question is no longer "whether this will change" but "how it will change" — and who will shape that change. When the cheers of esports fans gradually faded in the empty stadiums of 2026, I learned a simple yet profound lesson: the presence of an audience isn't just an emotional factor, but the final layer of oversight that keeps everything within bounds. In the gacha world, that oversight layer is missing — and perhaps it's time we asked ourselves: Are we ready to fill that gap, or will we continue pretending everything is fine?