Deep beneath the Knight’s Gate rests the Shard Cavern. This cave is dripping with Shadow energy and crawling with dangerous Shadow Monsters. You’ll need to keep your wits about you as you crawl through tight spaces and hop over flaming lava but sneaking through here is not an option because the only way to make it through is by destroying the Shadows and the Spawners.
Looking for Power Mysterious Warrior wants you to find the Relic in Shard Cavern then go and talk to Crackle Knuckle. Reward: Crest Relic
Blast the Shadows Crackle Knuckle wants you to defeat 10 Elite Monsters in the Shard Cavern. Reward: 168 Bananas / 2520 XP & Ancient Guardian Fragment
The Missing Links Crackle Knuckle wants you to link 5 Crates of explosives to his Boom Bomb network in the Shard Cavern. Reward: 168 Bananas / 2520 XP
A Mace in Three Parts Honcho wants you to find the three mace parts: Handle, head, and studs in the Shard Cavern and go build your Mace in Guardian's Keep. Reward: 168 Bananas/2520 XP Ancient Guardian Fragmen, & Guardian Mace
Bash and Repeat Honcho wants you to defeat the Arena in the Shard Cavern. Reward: 168 Bananas/2520 XP
Work the Mace (Daily) Honcho wants you to defeat 10 Spawners in the Shard Cavern. Reward: 168 Bananas/2520 XP