Geargrinder vs Old Ghrukkus

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Geargrinder	Ogryn Tribes	Void	HP	Rare	HP 25% Place: Crypts
Old Ghrukkus	Ogryn Tribes	Force	Support	Epic	Speed 24% Place: Dungeons

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Geargrinder	60	6	19320	826	914	95	15	50	40	0
Old Ghrukkus	60	6	17010 -2310	1079 +253	1090 +176	98 +3	15	50	30 -10	15 +15

Geargrinder	Gears of Gore Formula: 0.15*HP Attacks 1 enemy. Places a 7.5% [Continuous Heal] buff on this Champion for 1 turn if this attack is critical. Continuous Heal 7.5%	Healing Splatter Formula: 0.15*TRG_HP Heals all allies by 15% of their MAX HP. Cooldown: 5	Necrocogs Formula: 0.5TRG_HP Formula: 0.5MAX_STAMINA Revives a dead ally with 50% HP and 50% Turn Meter. Cooldown: 7
Old Ghrukkus	Beating Staff Formula: 1.3*ATK Attacks 1 enemy 3 times. Each hit has a 15% chance of placing a [Leech] debuff for 2 turns. Leech	Toe the Line Formula: 6.2ATK Formula: 0.3MAX_STAMINA Attacks 1 enemy. Has a 60% chance of placing a 30% [Decrease SPD] debuff for 2 turns. Also has a 40% chance of decreasing the target’s Turn Meter by 30%. Cooldown: 4 Decrease SPD 30%	Harsh Discipline Formula: 4.25*ATK Attacks all enemies. Has an 80% chance of placing a 50% [Decrease ATK] debuff and a 100% [Heal Reduction] debuff for 2 turns. Cooldown: 4 Heal Reduction 100% Decrease ATK 50%