ToE
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Level 1 Level 2 Level 3
Level 1
Blessing
Ralling Cry - Cost: 8

Increases morale of all creatures in army for two three turns depending on the hero's level and gives additional rage points to the Stronghold creatures (Morale bonus does not work on undead, elemental and mechanical units.).

Required Hero level: 2
Army Rage Points boost: +20
The Morale boost is equal to 1+Hero_Level/8.

Ralling Cry
Blessing
Call of Blood - Cost: 5

Selected friendly Stronghold creature gets additional number of rage points depending on hero's level.

Required Hero level: 2
Army Rage Points boost: +20
The target receives Hero_Level*10 additional Rage Points.

Call of Blood
Level 2
Curse
Fear My Roar - Cost: 7

Hero has a chance to scare selected enemy creature, depending on the ratio between the hero's and the creature's levels. Independently of the success, all Stronghold creatures in the hero's army get additional rage points. This warcry does not work on creatures immune to mind control effects.

Required Hero level: 6
Army Rage Points boost: +30
The effect is similar to the Nightmare's Fear Attack. The chance to frighten the target is 50%+(Hero_Level–Target_Level)*5%.

Fear My Roar
Blessing
Word of the Chief - Cost: 2

Hero attacks the selected friendly creature (dealing his standard damage). This attack hastens the creature's turn, depending on the hero's level. Moreover, the target creature gets an additional number of rage points. This warcry does not work on undead, elemental and mechanical units.

Required Hero level: 6
Army Rage Points boost: +30
The target's ATB value is increased by 0.1+0.02*Hero_Level, and he receives an additional +30 Rage Points bonus.

Word of the Chief
Level 3
Direct Damage
Horde's Anger - Cost: 10

Selected enemy receives magical damage equal to the number of creatures in the hero's army. Moreover, all Stronghold creatures in hero's army gain additional points to their rage.

Required Hero level: 11
Army Rage Points boost: +40

Horde's Anger
Blessing
Battlecry - Cost: 10

For one turn increases the Attack of all creatures in hero's army (depending on hero's level) and their Speed (by +1). Also gives additional rage points to all Stronghold creatures in the army.

Required Hero level: 11
Army Rage Points boost: +40
The attack bonus is equal to Hero_Level/2.

Battlecry
This information comes from the Heroes V release version (v3.0).

Thanks to sfidanza for the work on this page.
Thanks to ThE_HyDrA for creating and looking after the Heroes 5 section of Age of Heroes!