Releasing another quick patch to top off the weekend!

• Increase base health for enemy unit. (Cruiser & Ironclad)
• Unity Core artifact stat bonus reduce from 50% to 20%.
• Fix damage reduction artifact not working.
• Impact/Explosive/Piercing damage are removed and change into Physical damage.
  • Some artifact related to these damage type are removed or changed.
• Reduce background details.
• Change some artifact name.
• Damage popup now have color correspond to the damage type.
• Singularity Snapshot artifact now require 250 kills instead of 100 kills to trigger effect.
• Quintuple Breaker artifact now require 500 attacks instead of 50 attacks to trigger effect.
• Singularity Snapshot & Quintuple Breaker now reset counter after new stage.