Black Knight

The Black Knight is one of the three successors of the Knight Class( The other two are the Red Knight, and Knight Leader.

It has well balance stats, making it a good all rounder unit altogether with its high defense as well as AoE abilities.

Same with its predecessor, it must also have at least 4 stars to promote this into Death Knight.

Abilities
Note: The description is already at its max level

Charging Attack (9MP) - Charge forward through enemies dealing +5 DMG.

Poison Nova (14MP) - Emits a ring of poison, dealing 18 poison dmg over 6 seconds to nearby enemies.

Heavy Armor (8MP) - Get +4 DEF for the next 15 seconds.

Cursed Blade (Passive) - Each non-skeleton enemy defeated by this fighter has a 20% chance to turn into a skeleton trainee that fights for your team