Grunch Killjoy vs Keberon the Underflame

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Grunch Killjoy	Ogryn Tribes	Force	Support	Epic	Defence 30% Place: Crypts
Keberon the Underflame	Argonites	Force	Attack	Legendary	Attack 28% Place: All battles

Stats comparison

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Grunch Killjoy	60	6	18000	969	1134	102	15	50	30	15
Keberon the Underflame	60	6	15030 -2970	1454 +485	1123 -11	99 -3	15	63 +13	30	10 -5

Skills comparison

Grunch Killjoy	Mace of Foulness Formula: 3.6*ATK Attacks 1 enemy. Has a 40% chance of placing a [Block Buffs] debuff for 1 turn. Block Buffs	Kindle Soulfire Formula: 4.2*ATK Attacks all enemies. Has a 50% chance of placing a [Bomb] debuff that detonates after 1 turn. Cooldown: 5 Bomb	Hex Eater Formula: REL_TRG_DEBUFF_COUNT-1 Removes all debuffs from all allies, then places one 15% [Continuous Heal] buff for 1 turn on each ally for every debuff removed from them. Cooldown: 6 Continuous Heal 15%	Madcap [P] Formula: 0.1*MAX_STAMINA Fills the Turn Meters of all allies by 10% whenever a [Bomb] debuff detonates on an enemy.
Keberon the Underflame	Fiery Rend Formula: 1.8*ATK Attacks 1 enemy 2 times. Has a 75% chance of placing a 60% [Decrease DEF] debuff for 2 turns. Has a 50% chance of attacking with this skill whenever an enemy has a [HP Burn] debuff activated on them. Occurs once per turn. Decrease DEF 60%	Searing Brand Formula: 2.8ATK Formula: 0.5MAX_STAMINA Attacks 1 enemy 2 times. Before attacking, places a [Deathbrand] debuff on the target for 2 turns. Will ignore [Unkillable] and [Shield] buffs, as well as 25% of the target’s DEF. Activates this Champion’s Pyrenei Power skill if the target is killed. If the target survives, fills this Champion’s Turn Meter by 50% instead. Cooldown: 4 Deathbrand	Pyrenei Power Formula: 4.5ATK Formula: 0.2MAX_STAMINA Formula: 0.1*MAX_STAMINA Attacks all enemies. Before attacking, places a 50% [Increase ACC] buff on all allies for 2 turns. Has a 75% chance of placing a [HP Burn] debuff on all enemies for 2 turns. Fills this Champion’s Turn Meter by 20% for each [HP Burn] debuff placed on enemies, and fills this Champion's Turn Meter by 10% for each [HP Burn] debuff resisted by enemies. Cooldown: 4 Increase ACC HP Burn	Underflame's Protection [P] Formula: 0.2*HP [Active Effect] Activates a [Delay] effect on this Champion whenever they receive a fatal hit. [Passive Effect] Heals this Champion by 20% of their MAX HP whenever a [HP Burn] debuff is activated on an enemy. Whenever a [HP Burn] debuff on an enemy expires or is removed, places a [True Fear] debuff on that enemy for 1 turn. Cooldown: 4 True Fear