This game is very well made, you could easily sink hundreds of hours into it.
Here is my metal/hardcore song Broken Driveshaft + breakdown
(Broken Driveshaft)-dbt-cbx-bcAby-cbt-bcAbt-gby-cby-abycB-icK-ccL-cbx-gbx-f!!bx-gbx-e!!-abt-cbx-bcAby-cbt-abycA-acB-adf-ede-idu-abz-ccF-abF-gbN-gbLbF-abF-abF-abtbFbxbFbtbF-cdf-acK-abt-cbx-bcAby-fcAdf!!df!!df-bdu-cdg-Z-Z-Z-Z-N,-naq-cabaIai-calajaeaEai-cai-bau-aan-gan-ggq-agt-bgq-bgq-agt-bgq-bgq-agt-bgq-cgq-agt-agq-bai-calajaeaEai-cai-bau-cap-taJ-balamalamalajaeaIalakalaealakalaEal!!al!!al!!alaBal!!al!!al-aal-aap-cai-calajaeaEai-cai-bauan!!an!!aq-Z-Z-Z-Z-U,ac-aac-caa-aaa-aaa-caa-aaa-aaa-caa-aaa-aaa-caa-aaa-aaa-bac-aac-aac-aac-cac-eac-aac-aac-aac!!ac-aac-aac-aac!!ac-aac-aac-aac!!acac-aacac-aac!!-baa-aaa-aaa-caa-aaa-aaa-lac-aac-aac-aac-aac-aac-aac-cgf!!gf!!gi-baogf!!gf!!gi-baogf-agf-agi-baogi-agi-agi-dhx-baa-aaa-aaa-aaaauag-aaa-aaa-aaa-aaa-cak-g!!-Z-Z-Z-Z-M,-dae-cae-baEae-cae-baEae-cae-baEae-cae-baE-aan-gan-daq-aabaa-caa-caa-caa-caa-caa-caaaa-baa-cae-cae-baEae-cae-baE-caq-taq-b!!an!!an!!an-aaI!!an-aae-caIgn!!gn!!gn!!gnaIgn!!gnaIgn!!gnaIgn-cae-cae-baEae-cae-baEao!!ao!!ap-g!!-Z-Z-Z-Z-M