Evelyn is an S-rarity hero from the Guard of Order faction, and she’s an Attack-type.
You can unlock her by getting the Warrior Battle Pass or through certain special offers.
Rarity: 
Type: Attack 
Faction: Guard of Order 
Attack: 16,588
Defence: 13,451
Troop Size: 500
Skills
Fire Suppression
“ Fires 11 rockets that hit enemies in the blast area, dealing damage (Damage Factor: 1200–1241).”
Type: Active Skill
Upgrade Preview:
Star Level 1: Increases damage factor by an additional 150.
Star Level 2: Increases number of rockets by 3.
Star Level 3: Increases damage factor by an additional 150.
Star Level 4: Increases number of rockets by 5.
Star Level 5: Increases damage factor by an additional 300.
Heavy Armor Soldier
“ The damage of normal attacks increases from 900 to 920.”
Type: Normal Attack
Upgrade Preview:
Star Level 1: Increases damage factor by an additional 90.
Star Level 2: Increases damage factor by an additional 90.
Star Level 3: Increases damage factor by an additional 90.
Star Level 4: Increases damage factor by an additional 90.
Star Level 5: Increases damage factor by an additional 210.
Queen’s Order
” Boosts Rider Camp’s training speed by 40% (upgraded to 41%). “
Type: Global Effect
Upgrade Preview:
Star Level 1: Training speed 20%.
Star Level 2: Rider DEF +10%.
Star Level 3: Rider training resource cost -5%.
Star Level 4: Rider ATK +10%.
Star Level 5: The attack and defence boost effects apply to all unit types.
Potential Unleashed
“The hero’s attack and defense increase by 10%, and troop capacity goes up by 5%.“
Type: Exclusive Talent