не ми отговори на въпроса, но все пак ми стана ясно какво търсиш. сега ще ти изброя някои от групите които слушам и техни песни които смятам за ключови:

Children of Bodom - Towards Dead End, Downfall, Needled 24/7, Northern Comfort, etc..
Dimmu Borgir - Vredesbyrd, Alt Lys Er Svunnet Hen, Kings of the Carnival Creation, Puritania;
Darkseed - My Burden, Endless Night, Disbeliever
Tarot - Pyre of Gods
Norther - Victorious One, Endless War, Darkest Time
Epica - Feint, Sensorium, Solitary Ground, Blank Infinity, Mother of Light, Facade of Reality, etc..
Manowar - Swords in the Wind, Hail and Kill, Warriors of the World United, The Crown and the Ring
Stratovarius - Eagleheart, Learning to Fly
Rhapsody - Emerald Sword
Helloween - if I Coud Fly, Tale that wasn't Right
Whitesnake - Here I Go Again
Lacuna Coil - Swamped, Unspoken, The Ghost Woman and the Hunter, Comalies
Xandria - Ravenheart, Eversleeping, Now and Forever, In Love with the Darkness