Executioner vs Headsman vs Hellgazer

Overall comparison

HERO	Fraction	Element	Type	Rarity
Executioner	Knight Revenant	Magic	Defence	Rare
Headsman	The Sacred Order	Spirit	Attack	Rare
Hellgazer	Demonspawn	Spirit	Attack	Epic

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST
Executioner	60	6	14865	782	1255	89	15	50	40
Headsman	60	6	10740 -4125	1354 +572	958 -297	100 +11	15	57 +7	30 -10
Hellgazer	60	6	17670 +6930	1476 +122	650 -308	97 -3	15	60 +3	30

Executioner	Shield Bash Formula: 5*ATK Attacks 1 enemy. Has a 15% chance of placing a [Stun] debuff for 1 turn. Stun	Tumult Formula: 2ATK+2.4DEF Formula: 0.2*MAX_STAMINA Attacks all enemies. Decreases the Turn Meter by 20%. Has a 50% chance of placing a 15% [Decrease SPD] debuff for 2 turns. Cooldown: 4 Decrease SPD 15%	Schiltron Places a 60% [Increase DEF] buff and a [Counterattack] buff on this Champion for 3 turns. Cooldown: 7 Counterattack Increase DEF 60%
Headsman	Public Execution Formula: 1.57*ATK Attacks 1 enemy 2 times. Each hit has a 10% chance of placing a [Fear] debuff for 1 turn. Fear	Headman's Due Formula: 3.7*ATK Attacks all enemies. Has a 30% chance of placing a 100% [Heal Reduction] debuff for 2 turns. Cooldown: 3 Heal Reduction 100%	Judged Guilty [P] Formula: 0.15*DMG_MUL Inflicts 15% more damage to targets under [Heal Reduction] debuffs.
Hellgazer	Soul Rend Formula: 2.9*ATK Attacks 1 enemy. Has a 30% chance of placing a 60% [Decrease DEF] debuff for 2 turns. Decrease DEF 60%	Dark Awakening Removes all debuffs from this Champion. Places a 50% [Increase ATK] buff on this Champion for 2 turns. Grants an Extra Turn. Cooldown: 4 Increase ATK 50%	Malign Lightning Formula: 3.9ATK Formula: 0.1MAX_STAMINA Attacks all enemies. On each critical hit fills this Champion's Turn Meter by 10%. Cooldown: 5