星级
技能（引擎各技能星级 · 主导度）
物件密度
本组全部难度
谱面信息
关于两个星级
官方 SR 来自 osu!（API、osu!lazer 曲库或标杆清单）。引擎 SR 是 proj7k 的固有难度引擎按 Jinjin 7K 段位标定的星级，与官方 SR 不是同一把尺子；段位是引擎 SR 最接近的段位。
V.A. - O2Jam Railgun Collection Vol.2（谱师 oscarcx，Graveyard）的 osu!mania 7K 谱面，70 个难度，官方星级 0.24–10.02★，引擎星级 0.00–9.45★，段位 0th、1st、2nd、3rd。
| 难度 | 官方 | 引擎 | 段位 | 谱师 |
|---|---|---|---|---|
| Delete - Teleport | 0.24★ | 0.00★ | 0th | oscarcx |
| fripSide - only my railgun (ILSPQ) [lvl 3] | 1.27★ | 0.66★ | 0th | oscarcx |
| fripSide - sister's noise (nightshroud) [lvl 4] | 1.36★ | 0.89★ | 0th | oscarcx |
| Iguchi Yuka - Grow Slowly (Anonymous) [lvl 6] | 1.53★ | 1.15★ | 0th | oscarcx |
| Kawada Mami - PSI-missing (Sakura) [lvl 5] | 1.59★ | 1.04★ | 0th | oscarcx |
| Kurosaki Maon - Magic world (nightshroud) [lvl 6] | 1.61★ | 1.17★ | 0th | oscarcx |
| fripSide - only my railgun (DJ Pop) [lvl 5] | 1.85★ | 1.37★ | 0th | oscarcx |
| fripSide - only my railgun (D12rwin) [lvl 14] | 1.89★ | 1.70★ | 0th | oscarcx |
| fripSide - only my railgun (ILSPQ) [lvl 8] | 2.07★ | 1.45★ | 0th | oscarcx |
| Kawada Mami - PSI-missing (Sakura) [lvl 11] | 2.25★ | 2.04★ | 0th | oscarcx |
| fripSide - only my railgun piano (Kiki) [lvl 13] | 2.37★ | 2.12★ | 0th | oscarcx |
| fripSide - only my railgun eurobeat (YmmY) [lvl 12] | 2.52★ | 2.46★ | 0th | oscarcx |
| Iguchi Yuka - Grow Slowly (Anonymous) [lvl 18] | 2.60★ | 2.18★ | 0th | oscarcx |
| fripSide - sister's noise (nightshroud) [lvl 13] | 2.73★ | 2.72★ | 0th | oscarcx |
| Kurosaki Maon - Magic world (nightshroud) [lvl 15] | 2.86★ | 2.44★ | 0th | oscarcx |
| fripSide - only my railgun (ILSPQ) [lvl 15] | 3.06★ | 2.57★ | 0th | oscarcx |
| fripSide - only my railgun (D12rwin) [lvl 24] | 3.14★ | 2.97★ | 0th | oscarcx |
| fripSide - only my railgun (DJ Pop) [lvl 15] | 3.19★ | 2.73★ | 0th | oscarcx |
| Kawada Mami - PSI-missing (Sakura) [lvl 15] | 3.47★ | 2.98★ | 0th | oscarcx |
| fripSide - sister's noise (nightshroud) [lvl 24] | 3.54★ | 3.60★ | 0th | oscarcx |
| fripSide - only my railgun piano (Kiki) [lvl 24] | 3.58★ | 2.97★ | 0th | oscarcx |
| fripSide - sister's noise (nightshroud) [lvl 25] | 3.68★ | 3.82★ | 1st | oscarcx |
| fripSide - only my railgun eurobeat (YmmY) [lvl 26] | 3.99★ | 3.88★ | 1st | oscarcx |
| fripSide - only my railgun (ILSPQ) [lvl 24] | 4.19★ | 3.40★ | 0th | oscarcx |
| Kurosaki Maon - Magic world (nightshroud) [lvl 32] | 4.38★ | 4.06★ | 1st | oscarcx |
| fripSide - sister's noise (Lia) [lvl 36] | 4.39★ | 4.41★ | 2nd | oscarcx |
| fripSide - only my railgun (Rustin) [lvl 40] | 4.59★ | 4.78★ | 3rd | oscarcx |
| fripSide - only my railgun (eumnyeon) [lvl 37] | 4.60★ | 4.31★ | 2nd | oscarcx |
| Misawa Sachika - Links (Rustin) [lvl 41] | 4.67★ | 4.78★ | 3rd | oscarcx |
| fripSide - sister's noise (nightshroud) [lvl 34] | 4.74★ | 5.18★ | 3rd | oscarcx |
| fripSide - only my railgun (DJ Pop) [lvl 28] | 4.89★ | 4.52★ | 2nd | oscarcx |
| fripSide - sister's noise (nightshroud) [lvl 39] | 5.02★ | 5.74★ | 5th | oscarcx |
| fripSide - only my railgun eurobeat (YmmY) [lvl 38] | 5.03★ | 4.33★ | 2nd | oscarcx |
| Kawada Mami - See visionS (LCH) [lvl 47] | 5.11★ | 5.30★ | 4th | oscarcx |
| fripSide - sister's noise (Rustin) [lvl 47] | 5.13★ | 5.73★ | 5th | oscarcx |
| ELISA - Special ONE (Rustin) [lvl 43] | 5.28★ | 5.10★ | 3rd | oscarcx |
| fripSide - only my railgun (ILSPQ) [lvl 35] | 5.84★ | 5.04★ | 3rd | oscarcx |
| Kurosaki Maon - Magic world (TH) [lvl 47] | 5.91★ | 5.56★ | 4th | oscarcx |
| fripSide - sister's noise (17VA) [lvl 47] | 5.93★ | 5.86★ | 5th | oscarcx |
| fripSide - only my railgun (Genesis) [lvl 53] | 6.11★ | 6.04★ | 6th | oscarcx |
| Kawada Mami - No buts! (Genesis) [lvl 78] | 6.42★ | 6.13★ | 6th | oscarcx |
| fripSide - only my railgun (Cirno.C) [lvl 57] | 6.47★ | 6.14★ | 6th | oscarcx |
| Kawada Mami - See visionS (LCH) [lvl 74-] | 6.58★ | 6.45★ | 7th | oscarcx |
| fripSide - only my railgun (D12rwin) [lvl 65] | 6.67★ | 6.62★ | 7th | oscarcx |
| fripSide - sister's noise (nightshroud) [lvl 62-] | 6.86★ | 6.36★ | 7th | oscarcx |
| fripSide - only my railgun (eumnyeon) [lvl 54-] | 6.87★ | 6.00★ | 6th | oscarcx |
| Kurosaki Maon - Magic world (TH) [lvl 77-] | 6.90★ | 6.97★ | 8th | oscarcx |
| fripSide - only my railgun (TH) [lvl 66] | 6.96★ | 7.56★ | 9th | oscarcx |
| fripSide - sister's noise (Mirror) [lvl 85-] | 7.00★ | 6.84★ | 8th | oscarcx |
| fripSide - only my railgun (ExiT) [lvl 57] | 7.07★ | 6.81★ | 8th | oscarcx |
| Kawada Mami - Don't interrupt me (eumnyeon) [lvl 55-] | 7.10★ | 6.13★ | 6th | oscarcx |
| Kawada Mami - Don't interrupt me (eumnyeon) [lvl 55] | 7.10★ | 8.23★ | Gamma | oscarcx |
| Satou Rina - Railgun Girl Days (Genesis) [lvl 74] | 7.22★ | 6.01★ | 6th | oscarcx |
| Kurosaki Maon - Magic world (TH) [lvl 77] | 7.35★ | 7.50★ | 9th | oscarcx |
| Kawada Mami - PSI-missing (neleumin) [lvl 54-] | 7.36★ | 5.54★ | 4th | oscarcx |
| fripSide - only my railgun (Kkili) [lvl 84-] | 7.51★ | 6.91★ | 8th | oscarcx |
| Kawada Mami - See visionS (LCH) [lvl 74] | 7.63★ | 7.19★ | 9th | oscarcx |
| fripSide - only my railgun (eumnyeon) [lvl 54] | 7.71★ | 7.92★ | 10th | oscarcx |
| fripSide - sister's noise (DJ) [lvl 75-] | 7.73★ | 6.87★ | 8th | oscarcx |
| Kawada Mami - PSI-missing (neleumin) [lvl 54] | 7.78★ | 6.81★ | 8th | oscarcx |
| Kawada Mami - See visionS (eumnyeon) [lvl 53-] | 7.95★ | 7.36★ | 9th | oscarcx |
| Kawada Mami - No buts! (HBS) [lvl 83-] | 8.01★ | 6.78★ | 8th | oscarcx |
| Kawada Mami - See visionS (eumnyeon) [lvl 53] | 8.07★ | 7.51★ | 9th | oscarcx |
| Kishida Kyoudan - nameless story (nadekodayo) [lvl 119-] | 8.16★ | 8.67★ | Gamma | oscarcx |
| fripSide - only my railgun (Kkili) [lvl 84] | 8.44★ | 8.46★ | Gamma | oscarcx |
| fripSide - sister's noise (nightshroud) [lvl 62] | 8.51★ | 7.78★ | 10th | oscarcx |
| fripSide - sister's noise (DJ) [lvl 75] | 8.63★ | 8.33★ | Gamma | oscarcx |
| fripSide - sister's noise (Mirror) [lvl 85] | 8.82★ | 8.78★ | Gamma | oscarcx |
| Kawada Mami - No buts! (HBS) [lvl 83] | 9.12★ | 7.38★ | 9th | oscarcx |
| Kishida Kyoudan - nameless story (nadekodayo) [lvl 119] | 10.02★ | 9.45★ | Azimuth | oscarcx |