Ursuga Warcaller vs Preserver

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Ursuga Warcaller	Barbarians	Void	HP	Legendary	HP 33% Place: All battles
Preserver	Banner Lords	Force	Defence	Rare	HP 17% Place: All battles

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Ursuga Warcaller	60	6	23460	485	1531	108	15	50	50	0
Preserver	60	6	16350 -7110	771 +286	1167 -364	102 -6	15	50	40 -10	0

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.
Preserver	Exhausting Assault Formula: 5.5*ATK Attacks 1 enemy 2 times. Has a 15% chance of placing a 30% [Decrease SPD] debuff for 2 turns. Decrease SPD 30%	Recuperate Places a 7.5% [Continuous Heal] buff and a [Shield] buff on this Champion for 2 turns. The value of the [Shield] is proportional to this Champion's MAX HP. Cooldown: 4 Shield Continuous Heal 7.5%	Ice Blow Formula: 6.7*ATK Attacks 1 enemy. Has a 75% chance of placing a [Freeze] debuff for 1 turn. Cooldown: 5 Freeze	-