Collections of entries submitted to BKZXs and other short (typically 60 minute) informal MZX competitions.
| Name | Author | Released | Rating | DLs |
|---|---|---|---|---|
| BKZX - Major Surgery / Street Riots | Various | 2012-10-21 | No reviews. | 103 |
| BKZX - Make a Game Called "John Cena Wrestling" Where Every Character Is... | Various | 2010-11-06 | No reviews. | 108 |
| BKZX - Mining | Various | 2012-06-28 | No reviews. | 105 |
| BKZX - Monkeys / Dietary Supplements | Various | 2008-01-10 | No reviews. | 49 |
| BKZX - Monoids & Helpfulness | Various | 2013-06-29 | No reviews. | 102 |
| BKZX - Outsourcing | Various | 2019-02-17 | No reviews. | 57 |
| BKZX - Oversized | Various | 2021-01-18 | No reviews. | 70 |
| BKZX - Paint | Various | 2022-11-12 | No reviews. | 128 |
| BKZX - Panic Mode | Various | 2020-10-10 | No reviews. | 70 |
| BKZX - Parasites | Various | 2005-03-08 | No reviews. | 101 |
| BKZX - Pie | Various | 2002-11-28 | No reviews. | 44 |
| BKZX - Pillows | Various | 2013-01-19 | No reviews. | 112 |
| BKZX - Point-Blank Range | Various | 2012-09-08 | No reviews. | 89 |
| BKZX - Power | Various | 2002-11-29 | No reviews. | 99 |
| BKZX - Power Tools | Various | 2020-11-27 | No reviews. | 56 |
| BKZX - Rabies | Various | 2005-02-28 | No reviews. | 93 |
| BKZX - Racing | Various | 2005-03-13 | No reviews. | 52 |
| BKZX - Rage of the Winter / Magical Wonder | Various | 2003-04-25 | No reviews. | 101 |
| BKZX - Relaxation | Various | 2020-09-05 | No reviews. | 54 |
| BKZX - Romance | Various | 2005-08-13 | No reviews. | 50 |
| BKZX - Rust | Various | 2002-11-25 | No reviews. | 101 |
| BKZX - Sausages / Lego | Various | 2004-01-06 | No reviews. | 95 |
| BKZX - Screaming | Various | 2011-12-20 | No reviews. | 104 |
| BKZX - Set It And Forget It | Various | 2022-03-05 | No reviews. | 136 |
| BKZX - Shields | Various | 2020-04-12 | No reviews. | 53 |
| BKZX - Sky | Various | 2008-12-04 | No reviews. | 77 |
| BKZX - Spiralling Complexity | Various | 2021-05-15 | No reviews. | 108 |
| BKZX - Sports Mascots | Various | 2020-04-19 | No reviews. | 56 |
| BKZX - Summoning | Various | 2023-09-16 | No reviews. | 5 |
| BKZX - Survivalists | Various | 2012-04-01 | No reviews. | 85 |
| BKZX - Swamps / Berserk Appliances | Various | 2008-01-08 | No reviews. | 102 |
| BKZX - Tag Team | Various | 2020-03-28 | No reviews. | 99 |
| BKZX - Takeout | Various | 2020-05-04 | No reviews. | 51 |
| BKZX - Teenage Mutant Ninja Turtles | Various | 2012-03-29 | No reviews. | 118 |
| BKZX - Teeth | Various | 2022-02-05 | No reviews. | 52 |
| BKZX - The Antarctic | Various | 2009-01-20 | No reviews. | 37 |
| BKZX - The Evil Defence | Various | 2005-11-21 | No reviews. | 43 |
| BKZX - The French / Big Cities | Various | 2003-04-22 | No reviews. | 45 |
| BKZX - The Internet of Things | Various | 2019-03-24 | No reviews. | 46 |
| BKZX - The Last Person on Earth | Various | 2012-10-31 | No reviews. | 92 |
| BKZX - The Mail | Various | 2008-11-30 | No reviews. | 49 |
| BKZX - The Opera | Various | 2005-09-01 | No reviews. | 42 |
| BKZX - The Void | Various | 2022-02-23 | No reviews. | 54 |
| BKZX - Time Delay | Various | 2021-02-22 | No reviews. | 65 |
| BKZX - Traffic Jams | Various | 2022-02-12 | No reviews. | 38 |
| BKZX - Unstoppable | Various | 2020-08-29 | No reviews. | 72 |
| BKZX - Weezer & Babymetal | Various | 2019-03-09 | 76 | |
| BKZX - Wire-Fu / Creating Sonic Sound | Various | 2012-09-15 | No reviews. | 86 |
| BKZX - X-TREME KIDZ | Various | 2013-08-07 | No reviews. | 105 |
| BKZX - Yard Work | Various | 2010-05-26 | No reviews. | 99 |