Valkyrie vs Petrifya Rockroot

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Valkyrie	Barbarians	Spirit	Defence	Legendary	Defence 33% Place: Crypts
Petrifya Rockroot	Demonspawn	Magic	Attack	Rare	Accuracy 30 Place: All battles

Stats comparison

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Valkyrie	60	6	17835	793	1597	104	15	50	50	0
Petrifya Rockroot	60	6	13380 -4455	1288 +495	848 -749	99 -5	15	50	30 -20	10 +10

Skills comparison

Valkyrie	Denigration Formula: 1.7ATK+0.6DEF Formula: 0.1*MAX_STAMINA Attacks 1 enemy 2 times. Decreases Turn Meter by 10% on each hit if the target has any buffs.	Stand Firm Formula: 3*DEF Attacks all enemies. Places a [Shield] buff on all allies for 3 turns and a [Counterattack] buff on all allies for 2 turns. The value of the [Shield] and the damage inflicted are proportional to this Champion's DEF. Cooldown: 4 Shield Counterattack	Jealousy [P] Formula: 0.1MAX_STAMINA Formula: 0.1MAX_STAMINA This Champion's Turn Meter will be increased by 10% each time an enemy Champion places a buff. Enemy Champions will have their Turn Meters decreased by 10% for each buff they receive.
Petrifya Rockroot	Flint Hail Formula: 1.9*ATK Attacks 1 enemy 2 times. Each hit has a 20% chance of placing a 30% [Decrease DEF] debuff for 2 turns. If the target is under a [Poison Sensitivity] debuff placed by this Champion, each hit has a 20% chance of placing a 60% [Decrease DEF] debuff for 2 turns instead. Decrease DEF 60% Decrease DEF 30%	Desiccation Formula: 2ATK Formula: 2ATK Attacks all enemies 2 times. The first hit has a 75% chance of placing a 25% [Decrease ATK] debuff for 2 turns. The second hit has a 50% chance of placing a 5% [Poison] debuff for 2 turns. Cooldown: 4 Decrease ATK 25% Poison 5%	Rot Pulse Formula: 2.1*ATK Attacks 3 times at random. Each hit has a 25% chance of placing a 25% [Poison Sensitivity] debuff for 2 turns. If all hits land on the same target, also places a 5% [Poison] debuff for 2 turns. Cooldown: 5 Poison Sensitivity Poison 5%