To beat Cave of Trial 5: Equip Units: Mermaid, Witch, Black Knight, Frost Giant, Phantom Armor, and Magic Cannon. Equip Spells: Athena Protection (Key Card, get by using Grullborg Grimtooth) freeze trap, healing wave, comet shoot, Hercule's strength, & lightning bolt. Strategy: Use comet shoot to bring they enemy Hero out to you to kill him: DO NOT hit the tiny transparent goblin. Keep all of your units back behind the halfway mark. Once Athena Protection is about 3/4ths of the way charged, send out all units. once they are 3/4ths of the way across the map, use Athena Protection & Hercule's strength. This allows you to prevent the High damage the transparent goblin deals & deal as much damage to the enemy castle as possible. Once the counter-waves start coming, use all available attack spells to keep their bombers away from your units. Reward: Berserk card/Zues Wrath - Critical 100% copy this to keep it alive
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