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Bastarz 블락비 바스타즈

About

Bastarz (Korean: 바스타즈; RR: Baseutajeu; stylized BASTARZ) is the first official sub-unit of the South Korean boy band Block B. Established in April 2015, the sub-unit consists of three members: Block B's two main dancers, B-Bomb and U-Kwon, and the rapper P.O. The sub-unit debuted with their first mini album, entitled Conduct Zero, on April 14, 2015, released their second mini album, Welcome 2 Bastarz, on October 31, 2016, and released their third, I'm a Mess, on March 28, 2019.

Description via Wikipedia (lead extract) · name cross-verified Wikidata + Wikipedia.

Verified facts

Bastarz (블락비 바스타즈) — verified Korean artist. Debut 2015-04.

Details

• Genre: K-pop
• Founded: April 2015
• Location: South Korea
• Parent Group: Block B
• Debut Album: Conduct Zero
• Debut Date: April 14, 2015
• Member Count: 3

Source reconciliation

• Wikidata lists the Korean name as 바스타즈; KoreaAPI uses 블락비 바스타즈 (chosen by source authority).

Independent sources disagreed here — shown, not hidden.

Q&A — what agents ask

Cross-checked by 3 source(s)

• Wikidata — structured open knowledge base · view ↗
• Wikipedia — encyclopedic article · view ↗
• MusicBrainz — open music database · view ↗

Verification history

Verified & tracked since 2026-08-15 · 5 verified snapshots.

Append-only, timestamped — the record of WHEN a fact changed, which a latecomer cannot backfill. Full feed: /changes.json · machine-readable: get_history("artist:bastarz").

Verified badge

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[![Verified by KoreaAPI](https://aiagentlabs.co.kr/badge/bastarz.svg)](https://aiagentlabs.co.kr/artist/bastarz.html)