Why do all the good guys always end up in exile?

Arcane: Shield
Base Rarity: Epic
Troop Type: Human, Knight
Troop Role: Support
Troop Id: Quest_K00 / 6081
Max skills: 15    29    19    6
Kingdom: Broken Spire
Kingdom Id: 3000
Trait #1: Leader
Gain 3 to all Skills if in first position.
Trait #2: Grudge
Gain 1 Attack when an enemy casts a spell.
Trait #3: Armored
Reduce damage from Skulls by 25%.
Spell: Call to Arms
Description: Give [Magic + 2] Attack to all Allies.
Mana Color: Blue, Brown
Mana Cost: 11
Spell Id: 7151