Uzol of the Jade vs Gerhard the Stone

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Uzol of the Jade	Dwarves	Spirit	Attack	Legendary	Attack 33% Place: Arena
Gerhard the Stone	Banner Lords	Magic	Attack	Epic	Resist 50 Place: Doom tower

Stats comparison

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Uzol of the Jade	60	6	15195	1498	1068	99	15	63	30	0
Gerhard the Stone	60	6	12555 -2640	1387 -111	1079 +11	101 +2	15	60 -3	30	0

Skills comparison

Uzol of the Jade	Ruthless Axmaster Formula: 3.7*ATK Attacks 1 enemy. Has a 20% chance of granting an Extra Turn. If this attack kills an enemy, grants an Extra Turn.	Stone-Hearted Formula: TRG_SHIELDS_SUM_VALUE Formula: TRG_SHIELDS_SUM_VALUE Formula: 4ATK Formula: HeroCounterWithId(1)+1 Formula: (relationChance+0.1HeroCounterWithId(1))/relationChance Formula: 0 Attacks all enemies. Before attacking, reduces the value of any [Shield] buffs on all enemies by 100%, and places a 60% [Decrease DEF] debuff on them for 2 turns. These effects cannot be resisted if this skill was used on an Extra Turn. Has a 20% chance of granting an Extra Turn. This chance increases by 10% for each critical hit. Cooldown: 4 Decrease DEF 60%	Royal Fury Formula: 5.5ATK Formula: 5.5ATK Attacks 1 enemy. Will ignore [Shield], [Block Damage], and [Unkillable] buffs. Also ignores [Stone Skin] buffs and 100% of the target’s DEF if this skill was used on an Extra Turn or an Instant Turn. Cooldown: 4	Jade King [P] Formula: (relationChance+0.05)/relationChance Formula: 0.25*DMG_MUL If an ally has a chance to gain an Extra Turn, increases that chance by an additional 5%. If there are multiple Champions on the team with this skill, only one will activate. This skill will not activate on duplicate copies of this Champion, if this particular Champion is dead. This Champion deals 25% more damage on Extra Turns.
Gerhard the Stone	Ringing Blow Formula: 3.5*ATK Attacks 1 enemy. Has a 15% chance of placing a [Stun] debuff for 1 turn. Has a 40% chance of placing a [Stun] debuff for 1 turn instead if the target has more than 75% Turn Meter. Stun	Show of Valor Formula: 5.5ATK Formula: 5.5ATK Places a 30% [Increase C. RATE] buff and a 30% [Increase C. DMG] buff on this Champion for 2 turns, then attacks 1 enemy. Will ignore 25% of the target’s DEF. Will ignore 50% of the target’s DEF instead if the target is under an [Increase DEF] buff. Cooldown: 4 Increase C. DMG Increase C. RATE 30%	Exemplar [P] Immune to [Fear], [True Fear], [Freeze], [Provoke], [Sleep], [Stun], [Petrification] debuffs. Cooldown: 5	-