China- Team
- Roar
- Prize money
- $41,789
- Born
- 13/01/1997 (age 29)
- Region
- East Asia
Form, last 6 monthstracked tournaments
20%win rate
1 win4 losses
5maps
0/2series won
1tournament
Recent matches
DateOpponentHeroesScore
Top achievements
PlaceYearTournamentPrize
2
2026
ESL Challenger China Season 3 x ACL 2026: Open Qualifier 2
$4,000
ESL Challenger China Season 3 x ACL 2026: Open Qualifier 2
$4,000
4
2026
ESL Challenger China Season 2
$8,000
ESL Challenger China Season 2
$8,000
1
2026
ESL Challenger China Season 2: Open Qualifier 2
$6,000
ESL Challenger China Season 2: Open Qualifier 2
$6,000
3–4
2025
Asian Champions League 2025
$10,000
Asian Champions League 2025
$10,000
3
2025
ACL X ESL Challenger China
$10,000
ACL X ESL Challenger China
$10,000
2
2024
Phoenix League 2
$6,000
Phoenix League 2
$6,000
1
2020
Dota2 Secondary Professional League 2020
$3,170
Dota2 Secondary Professional League 2020
$3,170
2
2020
JJB Spring Cup Season 2
$14,210
JJB Spring Cup Season 2
$14,210
1
2019
Asia DOTA2 Master League Season 2
$14,164
Asia DOTA2 Master League Season 2
$14,164
1
2019
Feng Ye Professional Invitational Season 2
$3,622
Feng Ye Professional Invitational Season 2
$3,622
About the player
ButterflyEffect (Ni Weijie) is a Dota 2 player from China, playing for Roar as mid. Career prize money: $41,789.
Titles include ESL Challenger China Season 2: Open Qualifier 2, Dota2 Secondary Professional League 2020, Asia DOTA2 Master League Season 2, Feng Ye Professional Invitational Season 2.
Over the last six months in the tournaments we track: 5 maps, a 20% win rate; most played — Ember Spirit, Shadow Fiend, Tiny.