Biplane Multikill x 4
Shoot down 4 enemy planes within 4 seconds of one another
（1.46 分）
| 名次 | 名称 | 解锁时间 |
|---|---|---|
| 1 | Dark_Jedi_Saner | |
| 2 | FrickenMoron | |
| 3 | Bieber | |
| 4 | wuddih | |
| 5 | Kentari | |
| 6 | sukk1e | |
| 7 | rEiGN | |
| 8 | Shadaez | |
| 9 | Joey Gladstone | |
| 10 | Juice | |
| 11 | Captain America | |
| 12 | Malambis | |
| 13 | Droopy The Dog | |
| 14 | Gunnbjorn | |
| 15 | kaiusbonus | |
| 16 | Vagrant | |
| 17 | Xanthyr- | |
| 18 | Apocrypha | |
| 19 | Oh Wolfey | |
| 20 | [M] | |
| 21 | Dasterin | |
| 22 | Osmodias | |
| 23 | Mr Peck | |
| 24 | =Snappy= | |
| 25 | logman | |
| 26 | shrode | |
| 27 | Skaery | |
| 28 | Vivastar | |
| 29 | Plastic Fork<Stiner> | |
| 30 | Chairkicker | |
| 31 | Mithris | |
| 32 | Xalticus | |
| 33 | Lowen | |
| 34 | -⑨- Nuclear Raven | |
| 35 | SendMoreCops | |
| 36 | nothing | |
| 37 | RocketKnight | |
| 38 | theBrindster: Capitalism, ho! | |
| 39 | CatPhoenix | |
| 40 | ~minusZero | |
| 41 | bear_9 | |
| 42 | NINJA | |
| 43 | -✿- spring of life | |
| 44 | Flyk3 | |
| 45 | HoChiWaWa | |
| 46 | possessedCow | |
| 47 | PsychroPhoenix | |
| 48 | DevilsEye | |
| 49 | Niko | |
| 50 | bALANar |