To answer your article, I never make compilations, but I'm going to play a little game however: I'm going to keep the bands you picked, and see if I choose the same songs. Let's see:
01 Dream Evil - In Flames You Burn (
Same pick)
02 Axxis - Tales Of Glory Island (
Same pick, clearly)
03 Iron Fire - The Beast From The Blackness (
Glory to the King)
04 Hammerfall - Any Means Necessary (
Heeding the Call)
05 Herman Frank - Down to the Valley (
Lights Are Out)
06 Nocturnal Rites - Still Alive (
Fuck yeah: I'M STIIIILL ALIIIIIIIVE. *Ahem* Same pick)
07 Dragonland - The Black Mare (
Astronomy)
08 Powerwolf - Panic in the Pentagram (
Dead Boys Don't Cry)
09 Seventh Avenue - Terium (
Futures Dawn)
10 Dragonforce - Inside the Winter Storm (
Any, I don't like them much)
11 Excalion - Yoevartiv (
Same pick)
12 Primal Fear - Iron Fist In A Velvet Glove (
Fight the Fire)
13 Dawn of Destiny - Days Of Crying (
Same pick)
14 Sonata Arctica - Juliet (
San Sebastian)
15 Mercury Falling - Queen of pain (
I don't know them)
16 Sabaton - Killing Ground (
7734)
17 Manigance - Sentinelle (
Ange ou Démon)
18 Running Wild - Victory (
Firebreather)
19 Avantasia - Devil in the Belfry (
Another Angel Down)
20 Pretty Maids - Pandemonium (
LOUD AND PROUD)
21 Dragonfly - Quien Llora Ahora (
No Lo Veran Caer)
22 Rage - Forever Dead (
Great Old Ones)
23 Freedom Call - Space Legends (
Ages Of Power)
24 Heavenly - Ashen Paradise (
Keepers of the Earth)
25 DGM - The Alliance (
I didn't know them, pretty good song.)
26 Blind Guardian - A Voice in the Dark (
...And Then There Was Silence)
27 Lost Horizon - Highlander (The One) (
Perfect to finish the compilation, yep)
6 picks in common we have

(Out of 25 because I didn't know 2 bands)