Crypt-King Graal vs Oella

Overall comparison

HERO	Fraction	Element	Type	Rarity	Aura
Crypt-King Graal	Undead Hordes	Magic	Support	Legendary	HP 33% Place: All battles
Oella	Sylvan Watchers	Magic	Support	Legendary	Resist 75 Place: Dungeons

HERO	LVL	STARS	HP	ATK	DEF	SPD	C.RATE	C.DMG	RESIST	ACC
Crypt-King Graal	60	6	19320	1145	1145	107	15	50	30	10
Oella	60	6	21135 +1815	980 -165	1189 +44	110 +3	15	50	50 +20	0 -10

Crypt-King Graal	Brittleness Bane Formula: 3.7*ATK Attacks 1 enemy. Has a 60% chance of placing a 50% [Decrease ATK] debuff for 2 turns. Has a 100% chance instead if the target is under a [HP Burn] debuff or a [Freeze] debuff. Decrease ATK 50%	Death Fires Formula: 3.9*ATK Attacks all enemies. Has a 75% chance of placing a [HP Burn] debuff for 2 turns. Cooldown: 4 HP Burn	Elemental Unity Formula: 3.6*ATK Attacks all enemies. Places a [Freeze] debuff for 1 turn and a [HP Burn] debuff for 3 turns on targets already under [HP Burn] debuffs. The [HP Burn] debuff cannot be resisted. Cooldown: 4 Freeze HP Burn	-
Oella	Flutter Fluster Formula: 4.5*ATK Attacks 1 enemy. Has a 80% chance of placing a 30% [Decrease SPD] debuff for 2 turns. This debuff cannot be resisted if Ultan of the Shell is on the same team. Decrease SPD 30%	Hand of Spring Formula: 0.3*TRG_HP Heals all allies by 30% of their MAX HP. Increases the duration of all ally buffs by 1 turn. Cooldown: 4	Morphosis Formula: 0.3*MAX_STAMINA Fills the Turn Meters of all allies by 30%. Also places a 50% [Increase RES] buff on all allies for 2 turns. Cooldown: 6 Increase RES	Untrammeled [P] Whenever an ally loses 15% or more of their MAX HP from a single hit, places a 15% [Continuous Heal] buff on that ally for 1 turn. Places a 15% [Continuous Heal] buff for 2 turns on that ally and then instantly activates it if Ultan of the Shell is on the same team. Can occur only once to an ally per turn. Continuous Heal 15%