Avatar of Siar Yaran
Player Profile

Siar Yaran FM

psychokiller48 Since 2014 (Inactive) Chess.com ♟♟♟
54.4% W 40.7% L 5.0% D
Bullet
2824
6787W 5051L 486D
Blitz
2791
8958W 6775L 961D
Rapid
2133
19W 1L 0D
Daily
1919
63W 15L 4D

Siar Yaran: The Psychokiller of Online Chess

Meet the FIDE Master

Siar Yaran, known to the online chess world as psychokiller48, is a titled FIDE Master with a style that fits the username: sharp, fearless, and impossible to ignore. While their preferred time control is rapid, they have spent years terrorizing blitz and bullet lobbies as well. Do not let the handle fool you. The chess is serious. The winning is serious. The fun is very real.

Early Years and Rise

Siar started in 2014 as a promising but unpolished blitz player. Month by month, the rating climbed, and by 2016 the player was regularly trading blows above 2300. The real breakthrough came in 2018, when results began to touch the 2600s, and the FIDE Master title became a natural reward for years of relentless online work.

Blitz Rating289326372380212418672014: 19522015: 22402016: 23652017: 25022018: 24672019: 25802020: 26382021: 28082022: 26012023: 27322024: 27182025: 27942026: 27912014201520162017201820192020202120222023202420252026

Playing Style and Repertoire

Siar's playing style is a blend of principled opening knowledge and happy chaos. They score heavily with the Sicilian Defense as White, and they love the French Defense: Exchange Variation. As Black, they are equally happy to step off the beaten path with the Amar Gambit, Barnes Defense, or Amazon Attack. It is a repertoire built for players who want to win, not just to avoid losing.

Win Rate by Opening0%25%75%100%50%Amar Gambit: 52.8% over 1038 gamesSicilian Defense: 52.8% over 938 gamesNimzo-Larsen Attack: 55.4% over 875 gamesBarnes Defense: 56.1% over 827 gamesScandinavian Defense: 59.0% over 813 gamesAmazon Attack: Siberian Attack: 54.3% over 760 gamesAmar Gambit53%Sicilian Defense53%Nimzo-Larsen Attack55%Barnes Defense56%Scandinavian Defense59%Amazon Attack: Siberian…54%

  • Comeback rate: 87.05 percent, meaning the game is never over while Siar is still sitting at the board.
  • Win rate after losing a piece: 52.73 percent, a nightmare for opponents who celebrate too early.
  • Longest winning streak: 18 straight wins.
  • Best hour: 21:00, when the calculations flow best.

Rivalries and Online Battles

Every online legend needs a foil, and for Siar that player is Hoang Minh Tho Do. The two have collided 174 times in blitz, a friendship forged in mutual stubbornness. Siar leads the series 96 wins to 69, with 9 draws, but every game is a battle.

Relive a classic battle

Other frequent opponents include tpros, drawdenied-twitch, and elseres, each adding their own chapter to the psychokiller story.

Signature Repertoire

Want a glimpse of Siar's taste? As White, they often steer the game into rich Sicilian Defense structures where both sides have chances but Siar's clock management and tactical eye take over.

Legacy and Numbers

Siar Yaran's legacy is built on volume, courage, and a refusal to back down. The blitz peak of 2857 (2025-12-09) is impressive, but the real story is the 20 wins and 1 loss in rapid play, the insane comeback rate, and a tilt factor of 14 that proves even killers have bad days.

Opponents who see psychokiller48 in their pairings know one thing: they are in for a fight. Whether it is at 21:00 or in the middle of the night, Siar Yaran is always ready to play, and always ready to win.

Bio last updated 2026-09-07