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HomeDota 2ButterflyEffect
ButterflyEffect player photo — ReadyCheck
Roar Gaming logo — ReadyCheckRoar Gaming

ButterflyEffect

CNWeijie Ni•29 years old

Esports TCG
Next Match

No matches scheduled

Check back once the next round is announced.

Last matches
07:34 AM
Roar Gaming logo — ReadyCheckRoarRoar
1-2
Cloud Rising logo — ReadyCheckCRCR
The International logo — ReadyCheckThe Interna…
06:17 AM
Roar Gaming logo — ReadyCheckRoarRoar
0-2
Team Refuser logo — ReadyCheckREFREF
The International logo — ReadyCheckThe Interna…
06:57 AM
Vici Gaming logo — ReadyCheckVGVG
2-0
Roar Gaming logo — ReadyCheckRoarRoar
ACL X ESL C…
Performance Stats

45%

15W - 18L

Winrate of Year

33

in 2026

Games Played

2

Latest: ESL Challenger China Open Qualifier 2 2026

Trophy Earned

About ButterflyEffect

ButterflyEffect, Dota 2 player

Follow ButterflyEffect, Roar player: season stats, transfers, collectible card and match schedule on ReadyCheck.ButterflyEffect plays for Roar Gaming in Dota 2. Season record: 15–18, 45% of matches won. Recently moved from Excel Esports to Roar Gaming. ButterflyEffect's real name is Weijie Ni. ButterflyEffect is 29 and from China. 2 titles on record, the latest ESL Challenger China Open Qualifier 2 2026.

Card price

Gold

1,344

Last 15 days

1.3kOct 25Nov 1Nov 8
Tournaments
No tournaments scheduledNo live or upcoming tournament
Current Team
Roar Gaming logo — ReadyCheck
Roar GamingSince Sep 2025

Flash News

Best Org 2026: Vitality leads the ReadyCheck fan rankingBest Org 2026: Vitality leads the ReadyCheck fan rankingEsports World Cup 2026: AG.AL Dethrones Team Falcons to Win the Club ChampionshipEsports World Cup 2026: AG.AL Dethrones Team Falcons to Win the Club ChampionshipThe International 2026: Team Spirit win a third AegisThe International 2026: Team Spirit win a third AegisThe International 2026 playoffs — schedule, teams, and where to watchThe International 2026 playoffs — schedule, teams, and where to watchEsports Sunday: EWC Rocket League final, CS2 and The InternationalEsports Sunday: EWC Rocket League final, CS2 and The International
Best Org 2026: Vitality leads the ReadyCheck fan rankingBest Org 2026: Vitality leads the ReadyCheck fan ranking11/03/26 · 1 min readEsports World Cup 2026: AG.AL Dethrones Team Falcons to Win the Club ChampionshipEsports World Cup 2026: AG.AL Dethrones Team Falcons to Win the Club Championship08/24/26 · 1 min readThe International 2026: Team Spirit win a third AegisThe International 2026: Team Spirit win a third Aegis08/24/26 · 1 min readThe International 2026 playoffs — schedule, teams, and where to watchThe International 2026 playoffs — schedule, teams, and where to watch08/18/26 · 1 min readEsports Sunday: EWC Rocket League final, CS2 and The InternationalEsports Sunday: EWC Rocket League final, CS2 and The International08/16/26 · 1 min read
Activity
  • ButterflyEffect won ESL Challenger China Open Qualifier 2 2026 with Roar Gaming on January 11, 2026

  • ButterflyEffect won PGL Wallachia: China Closed Qualifier season 6 2025 with Roar Gaming on October 5, 2025

  • ButterflyEffect joined Roar Gaming from Excel Esports on September 25, 2025

  • ButterflyEffect joined Excel Esports from Spiky Gaming on February 6, 2025

  • ButterflyEffect joined Spiky Gaming from Evil Rabbit on November 15, 2024

  • ButterflyEffect joined Evil Rabbit from KEV on June 24, 2024

  • ButterflyEffect joined KEV from Team Bright on March 11, 2024

  • ButterflyEffect joined Team Bright from Eagle on January 13, 2024

Recent Moves
Excel EsportsRoar Gaming
Sep 25, 2025
Spiky GamingExcel Esports
Feb 6, 2025
Evil RabbitSpiky Gaming
Nov 15, 2024
Last matches
07:34 AM
Roar Gaming logo — ReadyCheckRoarRoar
1-2
Cloud Rising logo — ReadyCheckCRCR
The International logo — ReadyCheckThe Interna…
ButterflyEffect Career Transfers
Excel EsportsRoar Gaming
Sep 25, 2025
Spiky GamingExcel Esports
Feb 6, 2025
Evil RabbitSpiky Gaming
Nov 15, 2024
KEVEvil Rabbit
Jun 24, 2024
Team BrightKEV
Mar 11, 2024
EagleTeam Bright
Jan 13, 2024
iG.VitalityEagle
Nov 16, 2023
cactusiG.Vitality
Jun 8, 2023
ButterflyEffect Achievements & Titles

2

Latest: ESL Challenger China Open Qualifier 2 2026

Titles Won

ESL Challenger China

2026

Latest Title

2

Distinct seasons with a title

Years Crowned

20261

ESL Challenger China Open Qualifier 2 2026

Jan 11, 2026

RoarRoar Gaming
20251
PGL logo — ReadyCheck

PGL Wallachia: China Closed Qualifier season 6 2025

Oct 5, 2025

RoarRoar Gaming