Yunus Özyavuz (born 17 August 1978), better known by his stage name Sagopa Kajmer or formerly known as DJ Mic Check and Silahsız Kuvvet (Turkish: [sɑgopɑ kɑʒmæɾ]), is a Turkish rapper, singer, songwriter, record producer, and DJ.

[5] In 1998, he founded the hip hop band Kuvvetmira and started his career with his stage name "Silahsız Kuvvet".

He released another studio album Romantizma in 2005 and on 11 August 2005 found his own production company Melankolia Müzik.

Since then, he has released four studio albums: Saydam Odalar (2011), Kalp Hastası (2013), Ahmak Islatan (2017) and Kağıt Kesikleri (2022).

[9][10] He started his music career by working as a DJ in one of Samsun's local radio stations.

[16] In the same year, he produced the album Rapstar and appeared alongside Ceza on the music video for "Neyim Var Ki".

[22] Together with other members of Kuvvetmira, Sagopa Kajmer released the album Kafile in which he was the producer of 1 January 2006 under the label Melankolia Müzik.

[23] On 18 May 2006, he released Pesimist EP 4 - Kurşun Asker, in which the last two songs are in English and belong to Ewren, on his website.

In 2008, his solo album Kötü İnsanları Tanıma Senesi was released alongside two music videos for the songs "Ben Hüsrana Komşuyum" and "Düşersem Yanarım".

On 6 May 2008, he released the single "Bu Şarkıyı Zevk İçin Yaptık", which featured Kolera.

[26] In 2009, he released the songs from his previous EPs in a compilation album, titled Şarkı Koleksiyoncusu, on 19 February.

[29] In 2010, he released his second mutual album with Kolera, Bendeki Sen, from which the songs "Bir Dizi İz" and "Merhametine Dön" were turned into music videos.

Sagopa Kajmer organized a tour with Pesimist Orchestra during March, April and May 2013 and gave concerts in 15 different cities.

[34] On 8 July 2013, his new album Kalp Hastası was released[35] and Kolera was again featured on the song "İster İstemez".

[39] He also composed Cem Adrian's song "Artık Bitti" and served as a backing vocalist on it.

[44] In March 2016, it was announced on his official website that he was working on a new song, titled "Tecrübe", together DJ Tarkan.

[47] On 23 August 2017, Sagopa Kajmer announced on his official Twitter account that he was working on a new album and on 1 September 2017 Ahmak Islatan was released.

[49][50] On 25 September 2018, Sagopa Kajmer announced on his Instagram account that his new song would be released on 2 October on digital platforms, and one day prior to that on YouTube.

He later gave a statement to the Istanbul Chief Public Prosecutor's Office within the scope of the investigation.

On 17 July 2020, Sagopa Kajmer released the song "Bu Sen Değilsin" with Faruk Sabancı on his YouTube channel.

Single), in which he compiled and removed the parts his former spouse Kolera sang in their duets with between the years 2005 and 2011.

He started his career under the name Silahsız Kuvvet and later used elements of Anatolian melodies and türküs in his songs.

"[68] The artist's style change and beard gave rise to the rumors that he was influenced by the philosophy of Ahmet Mahmut Ünlü.

[69] The artist, however, firmly denied these allegations and said that it was only after reading a hadith that he decided to let his beard grow.

[71]On Beyazıt Öztürk and Meral Okay's program Nasıl Yani he said: A scientist doing research in pyramids in Egypt... all the coordination inside is written in hieroglyph, and then he loses his life during his search.

[79][80] Responding to claims on his Twitter account, Özyavuz stated that he ordered carnivorous plants and many tropical plant seeds without reading the customs law and asked his fans to not believe "rumors" about him, also stating that he had no bad intentions, he said, "If what I did constitutes a crime, I regret it.

[83] The teams who examined the packages found a total of 560 grams of cannabis plants out of 5 DVD cases.

[84][82] He was later brought to the Haseki Research and Training Hospital for a health check to then be taken to Bakırköy Courthouse and released shortly after on judicial controls.

[88] Akşam's columnist Çağla Gürsoy said about him: "Sagopa's name appeared as one of the rap geniuses in Turkey from the beginning.

"[89] For the list of "50 People That Make You Happy", Esquire magazine described Sagopa Kajmer as a person who "brought a new breath to the rap music culture in Turkey.