Petrifya Rockroot vs Grumbler

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Petrifya Rockroot	Demonspawn	Magic	Attack	Rare	Accuracy 30 Place: All battles
Grumbler	Dwarves	Magic	HP	Rare	HP 25% Place: Dungeons

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Petrifya Rockroot	60	6	13380	1288	848	99	15	50	30	10
Grumbler	60	6	19485 +6105	804 -484	925 +77	95 -4	15	50	55 +25	0 -10

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%
Grumbler	Angry Mallet Formula: 0.1HP+0.1DEF Attacks 1 enemy. Places a [Shield] buff on this Champion equal to 10% of their MAX HP for 2 turns. Shield	No Coming Back Formula: 0.2HP+1.5DEF Attacks 1 enemy. Places a 50% [Heal Reduction] debuff for 2 turns. Cooldown: 3 Heal Reduction 50%	Shoulder the Weight Places a 25% [Ally Protection] buff on all allies for 2 turns. Places a 30% [Increase DEF] buff on this Champion for 2 turns. Cooldown: 5 Ally Protection 25% Increase DEF 30%