Steelskull vs Sepulcher Sentinel

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Steelskull	Skinwalkers	Spirit	Support	Epic	Defence 27% Place: Crypts
Sepulcher Sentinel	Knight Revenant	Force	Defence	Epic	Defence 25% Place: All battles

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Steelskull	60	6	16020	1277	958	111	15	50	30	0
Sepulcher Sentinel	60	6	16185 +165	903 -374	1321 +363	98 -13	15	50	45 +15	0

Steelskull	Decay Formula: 2*ATK Attacks 1 enemy 2 times. Has a 10% chance of placing a 5% [Poison] debuff for 2 turns. Poison 5%	Cleansing Spell Formula: 0.4*TRG_HP Removes all debuffs from a target ally, then heals them by 40%. Cooldown: 4	Protection Formula: 0.2*TRG_HP Places a 60% [Increase DEF] buff on all allies for 2 turns. Heals all allies by 20% of their MAX HP. Cooldown: 5 Increase DEF 60%
Sepulcher Sentinel	Sword of Withering Formula: 3.3*DEF Attacks 1 enemy. Has a 40% chance of placing a 50% [Decrease ATK] debuff for 2 turns. Decrease ATK 50%	Sepulcher Shield Places a 60% [Increase DEF] buff and a [Block Debuffs] buff on all allies for 2 turns. Cooldown: 5 Block Debuffs Increase DEF 60%	Untouched By Death [P] Formula: -1*DMG_MUL Has a 25% chance of completely blocking incoming damage when an ally is attacked. Occurs once per turn. Will only block damage for the targeted ally if multiple allies are attacked at the same time. Cooldown: 1