Grumbler vs Ursuga Warcaller

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Grumbler	Dwarves	Magic	HP	Rare	HP 25% Place: Dungeons
Ursuga Warcaller	Barbarians	Void	HP	Legendary	HP 33% Place: All battles

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Grumbler	60	6	19485	804	925	95	15	50	55	0
Ursuga Warcaller	60	6	23460 +3975	485 -319	1531 +606	108 +13	15	50	50 -5	0

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%	-
Ursuga Warcaller	Gigantic Cudgel Formula: 0.23*HP Attacks 1 enemy. Has a 45% chance of placing a [Block Active Skills] debuff for 1 turn. Block Cooldown Skills	Barrel Through Formula: 0.23*HP Attacks all enemies. Places a 25% [Decrease C. DMG] debuff and a 50% [Decrease ATK] debuff for 2 turns on targets whose ATK is higher than their DEF. Places a 30% [Decrease SPD] debuff and a 60% [Decrease DEF] debuff for 2 turns on targets whose ATK is equal to or lower than their DEF. Cooldown: 5 Decrease C. DMG Decrease SPD 30% Decrease DEF 60% Decrease ATK 50%	Bottoms Up Places a 50% [Ally Protection] buff on all allies except this Champion for 3 turns. Places a 25% [Strengthen] buff on this Champion for 3 turns. Cooldown: 5 Ally Protection 50% Strengthen	Golden Guard [P] Decreases the damage all allies receive from critical hits by 30%. This Champion will receive that damage instead.