Skink vs Grunch Killjoy

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Skink	Lizardmen	Magic	Attack	Rare	Attack 30% Place: All battles Element: Magic
Grunch Killjoy	Ogryn Tribes	Force	Support	Epic	Defence 30% Place: Crypts

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Skink	60	6	13380	1310	826	93	15	57	30	0
Grunch Killjoy	60	6	18000 +4620	969 -341	1134 +308	102 +9	15	50 -7	30	15 +15

Skink	Slippery Strike Formula: 3*ATK Attacks 1 enemy. Will ignore [Block Damage] and [Shield] buffs.	Withering Poison Formula: 5.5*ATK Attacks 1 enemy. Has a 50% chance of placing a 30% [Decrease DEF] debuff for 2 turns. Places a 50% [Heal Reduction] debuff for 2 turns if the target has a [Decrease DEF] debuff. Cooldown: 4 Heal Reduction 50% Decrease DEF 30%	Catalyze Formula: 5.5ATK Formula: 5.5ATK Attacks 1 enemy. The hit is critical if the target has a [Heal Reduction] debuff. Cooldown: 4	-
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.