If it's been done before then I'm sorry, I just love my music . Here is a "short" list of mine

Fear Factory (America, Industrial metal)
Sepultura (Brazil, Hardcore metal)
HIM (Finland, Love metal)
Korn (America, Nu-metal)
Soulfly (Brazil and America, Hardcore metal)
Slipknot (America, Nu-metal)
Chimaira (America, Death metal)
Amon Amarth (Sweden, Death metal)
... And Oceans (Finland, Black metal)
Arch Enemy (Germany, Melodic Death metal)
Bolt Thrower (England, Death metal)
Blind Guardian (European, Power Metal)
Carnal Forge (Sweden, Thrash metal)
Celtic Frost (Switzerland, Black metal)
Children of Bodom (Finland, Melodic Death metal)
Dark Tranquility (Sweden, Melodic Death metal)
Darkane (Sweden, Melodic Death metal)
Dew-Scented (Germany, Thrash metal)
Dream Evil (Sweden, Power metal)
Ebony Tears (Sweden, Thrash metal)
Edenbridge (Austria, Angelic Power metal)
Edguy (Germany, Power metal)
Hammerfall (Sweden, Power metal)
In Flames (Sweden, Melodic Death)
Iron Maiden (England, Heavy metal)
Kreator (Germany, Thrash metal)
Lacuna Coil (Italy, Gothic metal)
Lullacry (Finland, Melodic metal)
Megadeth (America, Heavy metal)
Moonspell (Portugal, Gothic metal)
Nightwish (Finland, Power metal) (Nightwish are NOT gothic, never was! :P)
Nocturnal Rites (Sweden, Melodic metal)
Norther (Finland, Melodic Death metal)
Paradise Lost (England, Gothic Doom metal)
Psylocybe Larvae (Russia, Traditional Black metal)
Samael (Switzerland, Experimental Death metal)
Sinergy (Finland, Melodic metal)
Slechtvalk (Holland, Black metal)
Soilwork (Sweden, Melodic Death metal)
Thyrane (Finland, Black/Dark metal)
To/Die/For (Finland, Gothic Love metal)
Virgin Black (Australia, Black metal)
Within Temptation (Holland, Gothic metal)

Now, onto the not so strong music

Atreyu (America, Emo)
Blink 182 (America, Punk)
Funeral For a Friend (Wales, Emo)
Green Day (America, Punk)
Jesse James (England, Ska)
Lostprophets (Wales, Punk)
Less Than Jake (America, Ska Punk)
Spunge (England, Punk)
The Offspring (America, Punk)

I know it's wierd for a guy to like both punk rock and death metal but hey. I choose to like them both and noone can change that ^^