Most modern BMS players use the or F1/F2 keys on the song select screen to pull up the panel. Because BMS focuses on the "Insane Toivie" and "Satellite" tables, playing on Mirror or Random is often the default setting for ranking. Final Verdict: Is Mirror "Cheating"?
| Original Pattern (Lanes) | After Mirror | Effect | |--------------------------|--------------|--------| | 1-2-3 staircase ascending | 7-6-5 staircase descending | Changes hand movement direction | | 2+5 chord | 6+3 chord | Hand shape preserved but shifted | | 1-1-7-7 jack (double jack) | 7-7-1-1 jack | Opposite hand now does the long jack | | 3-4-5 trill | 5-4-3 trill | Same physical keys (4 unchanged), trill reversed | iidx bms mirrors
In IIDX and BMS, the Mirror modifier flips the note columns horizontally. becomes Key 7 Key 2 becomes Key 6 Key 3 becomes Key 5 Key 4 (the center) remains the same. The Turntable stays on its respective side (1P or 2P). Why use it? Most modern BMS players use the or F1/F2
If you are looking for the actual song files, here are the primary hubs where mirrors are posted: | Original Pattern (Lanes) | After Mirror |