The early mana advantage can be far too difficult to overcome since it can turn on a series of cheap interactive spells that keep your opponent locked out from doing anything
The higher you go, the more efficient your spells become
If not, Id rather be running the instant-speed 1-mana blink spells
It has built-in protection as well, allowing you to destroy another Six Samurai Monster if it would be destroyed instead
Furthermore, it deals an additional 50 damage for each extra Dark-energy card attached with this Pokmon, excluding the three Dark-energy, it requires for this power to be used
Nethergoyf is difficult to escape without completely destroying its stats, so youll want to be playing a deck that really fills its graveyard with all sorts of baubles, trinkets, and fetch lands