Alpha Zest.win is officially in Alpha — and the first month is on us. Read more →
← Back to blog
· 4 min read · By ZestWin Data Desk · cs2 , prediction , ESL Challenger League Season 52: South America - Cup #2

ex-ODDIK vs Grêmio Prediction — ESL Challenger League Season 52

ex-ODDIK vs Grêmio prediction for ESL Challenger League Season 52: our model makes Grêmio a 54% series favourite in this best-of-three, with ex-ODDIK at 46%.

ex-ODDIK vs Grêmio Prediction — ESL Challenger League Season 52

ESL Challenger League Season 52: South America — Cup #2 brings ex-ODDIK and Grêmio together on 24 September 2026, with the series scheduled for 21:00 UTC. The two sides meet in a best-of-three, and there is no prior competitive history between them to lean on. Our model settles it as a narrow Grêmio series, 54% to 46%, with essentially nothing separating the two rosters on any individual map.

ex-ODDIK vs Grêmio AI Model Projections

Our model makes Grêmio a 54% favourite to win the series, leaving ex-ODDIK at 46% — about as close to a coin flip as a best-of-three can produce. What stands out is where that edge lives. Every map in the pool — Ancient, Anubis, Dust2, Inferno, Mirage, Nuke and Vertigo — is priced at exactly 50-50 for map winner, so the veto offers neither side a structural lever, and the series lean comes from aggregation rather than from any specific battleground. The projected round margin is 0.1 rounds on every map, and the series margin of 0.1 rounds also favours Grêmio, framing this as a fixture likely decided in the final rounds of the third map. Total rounds are projected at 21.1 per map, pointing to full-length, grindy maps rather than one-sided closures.

The round-by-round markets add texture. Grêmio takes the opening pistol at 53%, while ex-ODDIK answers at 52% in the second pistol, so the two teams' pistol strengths sit on opposite sides of the break. The early race is a near-tie, with ex-ODDIK favoured 51% to 49% to reach three rounds first. The first-six segment is the clearest split in the model, Grêmio at 54% to reach six rounds first, before the picture narrows again at nine rounds, where ex-ODDIK edges it 51% to 49%. Read together, Grêmio's path runs through converting the opening pistol into the early buy-round economy window, while ex-ODDIK's best route is surviving the first six rounds and letting second-half pistols and late-map closing decide the fixture. If ex-ODDIK wins the second pistol on each map, the model's slim Grêmio series edge largely evaporates.

Recent Form & Tactical Matchup

Grêmio arrive with a WLLLL line — one win in five — having beaten Isurus 2-1 before losses to ALKA 1-2, Keyd Stars 0-2, MEIA NOITE 1-2 and paiN Academy 1-2. Three of those four defeats were one-map losses, so the map-level competitiveness is better than the raw record suggests, even if the closing ability has not been there. ex-ODDIK's recent form is a blank in the data: no matches recorded, a 0-0 record, which leaves our model working from structural inputs rather than recent results when it prices this series.

Head-to-head history offers nothing to separate them either — the two organisations have never met, with zero recorded meetings and no recent encounters. With the map pool priced dead even across all seven maps and no results-based momentum to import, the matchup dynamics come down to side-specific execution: Grêmio's opening-pistol and first-six numbers against ex-ODDIK's second-pistol and late-round profile. That is a small, fragile margin, and the model's 54-46 split reflects exactly how thin it is.

Odds Comparison & Market Value

On the model's numbers, a 54% Grêmio series win implies a fair line of 1.85, while ex-ODDIK's 46% implies 2.17. The best available bookmaker prices tell a different story: ex-ODDIK is quoted at 1.51, an implied 66%, while Grêmio sits at 5.11, an implied 20%. The market therefore treats ex-ODDIK as a clear favourite despite an empty recent results file, whereas the model's structural read has Grêmio ahead.

The listed series-winner edges follow from that gap. At 1xBet, Grêmio's price of 3.20 carries an implied probability of 23% against the model's 54%, an edge of 23%. At GG.BET, the price of 2.45 implies 28% against the same 54%, an edge of 13%. Those figures describe the distance between two pricing views of the same match, not a recommendation — the map-level 50-50 readings and the 0.1-round margins show how little has to go differently for the series to swing the other way.


📊 Calibrated ML model with live round & map win probabilities. Explore our CS2 model track record →

Full match page on zest.win · All ESL Challenger League Season 52: South America - Cup #2 predictions · All CS2 Predictions Today →

zest.win predictions are informational only, not betting advice (18+). Explore zest.win for live win probabilities and model breakdowns.

Share this analysis
Post on X

Related Analysis & Predictions

View all posts →