Redeemer vs Herald

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Redeemer	Dark Elves	Force	Attack	Uncommon	-
Herald	Knight Revenant	Spirit	Support	Uncommon	-

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Redeemer	60	6	12225	1123	815	92	15	50	30	0
Herald	60	6	16845 +4620	782 -341	848 +33	99 +7	15	50	30	0

Redeemer	Split Formula: 4*ATK Attacks 1 enemy. Places a 25% [Increase ATK] buff on this Champion for 1 turn if this attack is critical. Increase ATK 25%	Elven Blade Formula: 8*ATK Attacks 1 enemy. Has a 50% chance of placing a 2.5% [Poison] debuff for 2 turns. Cooldown: 4 Poison 2.5%
Herald	Doombolt Formula: 3.3*ATK Attacks 1 enemy. Has a 15% chance of placing a 15% [Decrease SPD] debuff for 1 turn. Decrease SPD 15%	Unholy Grace Places a 30% [Increase C. RATE] buff on all allies for 2 turns. Cooldown: 4 Increase C. RATE 30%