That "monster angel" was simply too fast and too responsive, and its destructive power exceeded the limits that ordinary Magic Spirits could withstand.
Moreover, it possessed reason. It would not keep attacking an unkillable Magic Spirit like an idiot.
To fight it, they needed not only sufficient defense, but also attacks and speed capable of keeping it pinned down!
Among all of Dark's Magic Spirits, only "Demon King? Eldritch" could accomplish that.
With its attack, magic, and defense all raised to 8,000 points, "Demon King? Eldritch" could assume its true form and use "Steel Body" and "Lightning Burst" to hold back the "monster angel" for at least thirty seconds.
Unfortunately, it could only manage thirty seconds.
If Dark did not want to use "Fusion Magic" again, he had to consider the possibility of killing the "monster angel" within thirty or sixty seconds.
This undoubtedly pushed the difficulty of success even closer to the limit.
Fortunately, during their initial contact just now, Dark had confirmed that the "monster angel" could not detect people in the "Still as an Ancient Tomb" state.
That meant Dark and the others' safety could at least be guaranteed.
This was where a Magic Duelist's greatest advantage lay.
They could hide themselves and then command their Magic Spirits to fight.
Ordinary Magic Duelists would still fret over their Magic Spirits' inability to handle complicated battles, but Dark had no such concern.
His Magic Spirits could even act as commanders, directing everyone else's Magic Spirits in battle.
This sort of zero-cost probing was what Magic Duelists loved to do. Dark had not done it before, but it was not too late to try now.
Unfortunately, the "monster angel" was not a boss with a fixed activity area like in a game. Once it sensed something was wrong, it