SpanskSalami (0x82f9850baadb7884d6e143adea6839b14ccd6910) is a Polymarket trader who turned $532k in deposits into $12.6k profit with an 88.9% win rate — then watched ROI slip to negative 0.8%, proof that even elite prediction market performers get trapped by the math of size. Rank 7,202 on the Polymarket leaderboard. Conservative trader type, 245 total trades across 218 markets. The headline stat: 88.9% win rate Polymarket trader. The problem: that precision hasn't saved him from a net negative year when you factor deposits against actual balance. This is what happens when Polymarket whales scale correctly but market conditions flip. The edge is surgical discipline. SpanskSalami executes 5.5 trades per day at an average $928 position size — tight, controlled, no hero bets. Win rate of 88.9% tells you he's got conviction on entry, or he's hunting small, obvious edges and avoiding the tails. His best trade pulled $8,026 on a Dota 2 esports market (OG vs Team Liquid); worst loss was $3,191 on a government shutdown prop. That 2.5x kill/death ratio is clean. Buy-to-sell ratio of 3.79 means he's patient going long and quick to fold shorts — textbook conservative Polymarket strategy. But here's the trap: $12.6k profit on $854k total volume is 1.48% net return on turnover. ROI of negative 0.8% on deposits reveals the real story. He's been active across 26 open positions right now, sitting on a $5,587 portfolio balance after pulling out $522k. That's the grind — win 89% of the time, still end the year slightly red when fees, slippage, and spread decay eat into edges. Markets traded count (218) shows he chases alpha everywhere instead of stacking depth in a niche. Low risk rating saved him from a bigger blowup, but it also capped upside. Current read: SpanskSalami is a textbook case of why Polymarket win rate lies. Perfect discipline + high hit rate + conservative position sizing can still produce underwater returns if you're fighting an unfavorable volume or if you're too diversified. He's not broken — he's exactly the kind of profitable-looking trader who burns out when he realizes 89% wins sometimes equals -0.8% ROI. Not everyone survives the realization that Polymarket leaderboards reward volume, not precision.