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ZvZ build order guide

Zergling Flood

Detected when 20+ Zerglings flood on a low drone count -- the ZvZ ling flood.

ZvZPatch 5.0.16

56.9% win rate over 137 games vs Diamond opponents since patch 5.0.16

n = 250 games from 7 players · Stats updated Sep 28, 2026

Since patch 5.0.16, 7 players logged 250 ZvZ ladder games with Zergling Flood, winning 56.4% of the decided ones. The likely range for its true win rate is 50.2–62.4%, so it wins more often than it loses. It is played most at Diamond, where it wins 56.9% over 137 games. It appears in 39.4% of the 635 ZvZ games in the guide sample.

Win rate by league and MMR

Grouped by the opponent's league and MMR band. Bands without enough games are left out.

By opponent league

Bar = win rate over decided games · whisker = 95% likely range · dashed line = 50%.
Win rate by opponent league
GroupWin rateLikely range (95%)Games
Platinum53.3%36.1–69.8%30
Diamond56.9%48.6–64.9%137

By opponent MMR

Bar = win rate over decided games · whisker = 95% likely range · dashed line = 50%.
Win rate by opponent MMR band
GroupWin rateLikely range (95%)Games
2500–3000 MMR58.7%44.3–71.7%46
3000–3500 MMR68.6%58.2–77.4%86

Key timings

These timings come from 237 recorded build orders by 7 players. Buildings are timed when construction starts, upgrades and morphs when they finish, exactly as the replay records them. The median player finishes Metabolic Boost at 3:47, with the middle half between 3:27 and 4:21. Winning games start Baneling Nest at 3:10 on median, against 2:51 in losses.

Key timings from 237 recorded build orders, in game time
MilestoneEarly (p25)MedianLate (p75)Wins vs losses
Extractor startedin 237 games0:360:390:420:38 vs 0:391s earlier in wins
Spawning Pool startedin 237 games0:521:081:141:08 vs 1:062s later in wins
2nd Hatchery startedin 235 games1:371:442:521:43 vs 1:474s earlier in wins
Baneling Nest startedin 209 games2:343:003:383:10 vs 2:5119s later in wins
Metabolic Boost donein 223 games3:273:474:213:52 vs 3:448s later in wins

Army at 6, 8 and 10 minutes

At 6:00

Median count when present · 152 replays

  • Zergling×12in 92% of games
  • Queen×2in 91% of games
  • Baneling×4in 70% of games
  • Overseer×1in 26% of games

At 8:00

Median count when present · 112 replays

  • Queen×2in 93% of games
  • Zergling×8.5in 70% of games
  • Roach×7.5in 55% of games
  • Baneling×3in 54% of games
  • Overseer×1in 38% of games
  • Ravager×4in 27% of games

At 10:00

Median count when present · 72 replays

  • Queen×3in 94% of games
  • Roach×14in 72% of games
  • Zergling×10in 57% of games
  • Overseer×1in 44% of games

What it beats and loses to

Win rate against each opponent opener, ranked by the low end of its likely range.

Win rate by opponent opener
Opponent openerWin rateGames
Zergling Flood58.3%likely range 50.5–65.8%156

When it wins

Win rate by game length: does the build close games early or pay off late?

Bar = win rate over decided games · whisker = 95% likely range · dashed line = 50%.
Win rate by game length
GroupWin rateLikely range (95%)Games
0–6 min74.7%65.2–82.4%95
6–10 min50.0%39.2–60.8%78
10–15 min35.7%24.5–48.8%56

Best and worst maps

Best maps

Toughest maps

Common macro leaks

Average macro score 65.5 over 250 games from 7 players.

  • Supply Blockedin 100.0% of games250 of 250
  • Inject Efficiencyin 44.4% of games111 of 250
  • Mineral Floatin 22.8% of games57 of 250