Collections of entries submitted to BKZXs and other short (typically 60 minute) informal MZX competitions.
| Name | Author | Released | Rating | DLs |
|---|---|---|---|---|
| BKZX - Teenage Mutant Ninja Turtles | Various | 2012-03-29 | No reviews. | 16 |
| BKZX - Survivalists | Various | 2012-04-01 | No reviews. | 68 |
| BKZX - Garage Sales | Various | 2012-06-21 | No reviews. | 78 |
| BKZX - Mining | Various | 2012-06-28 | No reviews. | 81 |
| 2012 MZXCon BKZX - Boy Bands | Various | 2012-07-15 | No reviews. | 86 |
| BKZX - Bush's Baked Beans | Various | 2012-07-23 | No reviews. | 83 |
| BKZX - Ancient Astronauts | Various | 2012-07-25 | No reviews. | 29 |
| BKZX - Point-Blank Range | Various | 2012-09-08 | No reviews. | 69 |
| BKZX - Wire-Fu / Creating Sonic Sound | Various | 2012-09-15 | No reviews. | 70 |
| BKZX - Flash Mobs | Various | 2012-10-01 | No reviews. | 82 |
| BKZX - Major Surgery / Street Riots | Various | 2012-10-21 | No reviews. | 81 |
| BKZX - The Last Person on Earth | Various | 2012-10-31 | No reviews. | 74 |
| BKZX - Blackouts | Various | 2012-11-24 | No reviews. | 88 |
| BKZX - Historical Reenactments | Various | 2012-12-23 | No reviews. | 87 |
| BKZX - You Can't Stop Eating | Various | 2013-01-13 | No reviews. | 99 |
| BKZX - Pillows | Various | 2013-01-19 | No reviews. | 93 |
| BKZX - Monoids & Helpfulness | Various | 2013-06-29 | No reviews. | 81 |
| BKZX - X-TREME KIDZ | Various | 2013-08-07 | No reviews. | 86 |
| BKZX - Bad Neighbors | Various | 2014-09-26 | No reviews. | 76 |
| 2017 MZXCon BKZX - Waiting Rooms | Various | 2017-07-29 | No reviews. | 57 |
| BKZX - House Arrest | Various | 2018-01-23 | No reviews. | 50 |
| 2018 MZXCon BKZX - Adhesives | Various | 2018-07-14 | No reviews. | 57 |
| BKZX - Dead Malls | Various | 2019-01-12 | No reviews. | 47 |
| BKZX - Eyeballs | Various | 2019-01-29 | No reviews. | 38 |
| BKZX - Etsy | Various | 2019-02-07 | No reviews. | 65 |
| BKZX - Outsourcing | Various | 2019-02-17 | No reviews. | 39 |
| BKZX - Weezer & Babymetal | Various | 2019-03-09 | 52 | |
| BKZX - The Internet of Things | Various | 2019-03-24 | No reviews. | 27 |
| 2019 MZXCon BKZX - Raffles & Banned | Various | 2019-07-27 | No reviews. | 51 |
| BKZX - Bees | Various | 2019-08-19 | No reviews. | 59 |
| BKZX - Tag Team | Various | 2020-03-28 | No reviews. | 21 |
| BKZX - Shields | Various | 2020-04-12 | No reviews. | 31 |
| BKZX - Sports Mascots | Various | 2020-04-19 | No reviews. | 33 |
| BKZX - Cloning | Various | 2020-04-19 | No reviews. | 35 |
| BKZX - Takeout | Various | 2020-05-04 | No reviews. | 36 |
| BKZX - Hive Mind | Various | 2020-07-10 | No reviews. | 0 |
| BKZX - Unstoppable | Various | 2020-08-29 | No reviews. | 50 |
| BKZX - Relaxation | Various | 2020-09-05 | No reviews. | 35 |
| BKZX - Low Battery | Various | 2020-09-14 | No reviews. | 42 |
| BKZX - Panic Mode | Various | 2020-10-10 | No reviews. | 48 |
| BKZX - Power Tools | Various | 2020-11-27 | No reviews. | 38 |
| BKZX - Fans | Various | 2020-12-14 | No reviews. | 47 |
| BKZX - Insomnia | Various | 2021-01-01 | No reviews. | 48 |
| BKZX - Oversized | Various | 2021-01-18 | No reviews. | 48 |
| BKZX - Time Delay | Various | 2021-02-22 | No reviews. | 44 |
| BKZX - Eggs | Various | 2021-03-21 | No reviews. | 78 |
| BKZX - Spiralling Complexity | Various | 2021-05-15 | No reviews. | 18 |
| BKZX - Fishing | Various | 2021-09-18 | No reviews. | 16 |
| BKZX - Teeth | Various | 2022-02-05 | No reviews. | 25 |
| BKZX - Traffic Jams | Various | 2022-02-12 | No reviews. | 22 |