Crystal Heart

Crystal Heart (cdash) is a progression item. It allows you to superdash, fly through Spike Tunnels, and to perform Acid Skips.

More specifically, it allows you to among others.
 * Enter Isma's Grove from Waterways
 * Enter Fog Canyon from Crossroads (requires Claw)
 * Enter Queen's Gardens from Fog Canyon (requires Claw)
 * Enter Dirtmouth from Crystal Peeks (requires Claw)
 * Enter Crystal Peeks from Dirtmouth (requires Wings)
 * Enter Dirtmouth from Howling Cliffs
 * Enter Resting Grounds from Salubra (requires Claw)
 * Enter City from Fungal Wastes (requires City Crest)
 * Enter Nosk's lair from Deepnest Hot Springs
 * Superdash over a pit to reach Crystalised Mound
 * Visit Broken Vessel
 * Visit Sheo (requires Claw)
 * Save Bretta (requires Claw)
 * Check Crystal Heart
 * Check Progression Egg
 * Check the Acid Bridge Relic
 * Check the Arcane Egg in the Lifeblood Core room (requires Claw)
 * Check Love Key (requires Claw)
 * Check Deep Focus (requires Claw or Wings)
 * Check Glowing Womb
 * Check the grub near Crystal Heart (requires Left Claw)
 * Check the grub in Hive (requires Claw)
 * Check the grub near Teacher's Archive
 * Check the grub at the top of Queen's Garden (requires Claw)
 * Traverse White Palace