[Achievement 2: Undead Butcher. Slay 0/100,000 undead to earn the Undead Butcher achievement. Holy Grail Knights will become terrifyingly powerful warriors. Enemy units fighting against the Holy Grail Knights will be horrified, enemy attack power -20%, attack speed -20%, and if their willpower is too low, they won't be able to launch an attack on the Holy Grail Knights. All enemy units facing the Holy Grail Knights suffer 15% more damage.]
[Achievement 3: Chaos Nemesis. Slay 0/100,000 Chaos Demons to earn the Chaos Nemesis achievement. Holy Grail Knights will become taller and stronger than before. In battle, they can withstand attacks stronger than any ordinary knight, as if they have no effect at all. Holy Grail Knights' physical and spiritual defense +100%, reducing damage by a fixed 1,000 points.]
For a Holy Grail Knight to fully unleash their power, they must slaughter a hundred thousand undead.
