The phrase "a difficult enemy" is correct and usable in written English.
It can be used when describing an opponent or adversary that poses significant challenges or obstacles.
Example: "In the game, the final boss is a difficult enemy that requires strategic planning to defeat."
Alternatives: "a formidable foe" or "a tough opponent".
And a faceless man is a difficult enemy.
To be fair, it's not just Trump who finds this a difficult enemy to battle; other politicians don't engage with it much either.
The fact that recruits to the militant group have already accepted the idea of martyrdom, he explained, "makes them a difficult enemy".
The insta-kill generally comes useful to kill a difficult enemy.
These two attacks can help you defeat a difficult enemy with ease.
They are also ignoring what worries many anti-terrorist experts which is that the recruiting then radicalizing of these impressionable, disaffected young males and then the sending them back to their countries of origin to commit jihad is a much more difficult enemy to defeat than an armed state.
But to be sure, and to be very clear, this will be a long-term campaign, against this very demanding and difficult enemy," Lt. Gen. Mick Bednarek told WABC Radio's Rita Cosby Show in an interview aired Sunday.
Rather than feeling more powerful as the game progresses, GamePro felt that increases in Starkiller's powers were dampened by increasingly difficult enemy abilities and positions; X-Play commented that despite a good level-up system, Starkiller and his enemies are "pretty much on even ground most of the time".
Fireteams need to take on waves of increasingly difficult enemies before facing a major boss battle.
"Survival" leaves you stranded in a large map and asks you to hold out through 15 waves of increasingly difficult enemies and vehicles.
During the end game, there's a lengthy split sequence where both must travel along dull, parallel hallways filled with difficult enemies.
