Ninjas in Pyjamas maintained their perfect record in the WePlay! Pushka League's European group, sweeping Team Nigma 2-0 on Tuesday.
In the day's other match in the European division, Alliance edged OG 2-1. Natus Vincere came from behind to top Team Spirit 2-1 in the lone Tuesday match in the Commonwealth of Independent States group.
The 14-team, $250,000 Dota 2 event features seven from the CIS and seven from Europe.
Each team plays six matches in the round-robin group stage, with each match best-of-three. The top four teams in each group will advance to the double-elimination playoffs, scheduled to begin May 7.
Following group play, all playoff matches will be best-of-three aside from the May 12 final, which will be best-of-five. The champion will receive $70,000, and the runner-up will get $45,000.
The Tuesday action began with NiP topping Nigma in 26- and 51-minute games.
Team Spirit posted a 35-minute win before Na'Vi rallied for 35- and 25-minute decisions.
Alliance jumped on top with a 40-minute triumph, but OG leveled the series in 47 minutes. The decisive final map went to Alliance in 44 minutes.
The WePlay! Pushka League schedule for Wednesday:
--Team Secret vs. OG
--FlyToMoon vs. Virtus.pro
--Virtus.pro vs. HellRaisers
WePlay! Pushka League standings through Tuesday:
1. Ninjas in Pyjamas, 3-0
2. Team Secret, 2-0
3. Alliance, 2-1
T4. Team Liquid, 1-2
T4. Team Nigma, 1-2
6. OG, 0-1
7. OG.Seed, 0-3
1. HellRaisers, 2-0
T2. Virtus.pro, 1-0
T2. VP.Prodigy, 1-0
4. Natus Vincere, 3-1
5. Team Spirit, 1-2
6. B8, 0-2
7. FlyToMoon, 0-3
--Field Level Media