New features:

• new RPG game mode where you keep all gear and restart the current level when you die
  
• new Endless Arena mode where you fight waves of enemies
  
• new hero: Paladin, who has divine shield and does double damage to undead
  
• new hero: Alchemist, who has a Golem companion, and prepares potions
  
• 8 pets with new effects (details below)
  
• 3 new random potion effects (details below)
  
• 6 new special effect items (details below)
  
• 10 new weapons (details below)
  
• 6 new achievements
  
• 2 new allied troop summons: Baby Yeti, Stone Golem
  
• added a new blocked challenge room in the forest
  
• added a new challenge room with baby dragons
  
• added a new challenge room in the ice level (its a surprise)
  
• added a quest room in the ice level to unlock the Alchemist hero
  

• Crocodile - creates slime puddles that slow down enemies
  
• Mouse - drastically increases your poison damage
  
• Ladybug - buzzes around one enemy giving it a confusion effect
  
• Monkey - disables floor traps
  
• Whale - extinguished campfires
  
• Cow - increases rage attack damage
  
• Bee - gives you max rage when you get hit
  
• Cat - saves you from sudden death blows: a hit that would kill you when you have more than 1HP just lowers your HP to one.
  

• Cold blood - enemies get frozen when they hit you
  
• Veteran Elixir - every potion you drink increases you melee skill
  
• Astral Projection - separates your soul and body so you can walk through obstacles as a ghost. The effect lasts for a short time and when it expires you are returned to the body. While in ghost form you can still attack and take damage. The only difference is ability to walk through walls, rocks, trees, etc.
  

• Ghost orb - lowers your damage but you can shoot through obstacles. It applies to orbs, arrows and thrown weapons
  
• Critics Shield - get 100% critical hit chance until the end of battle if you get hit (does not stack)
  
• Paladin Shield - immunity to muscle spasmsl
  
• Alchemists Visor - immunity to explosions
  
• Halo - removes all negative effects and increases co-op death timer in hard mode
  
• Ancient Voodoo Doll - mark all enemies in the room (4 mana cost)
  

• General Sword - rage attack gives 100% critical chance to all allies until the end of battle
  
• Cripling Katana - hits slow down enemies
  
• Executioners Sword - adds 300 damage to stomp and smash attacks. For melee heroes, every time the enemies are on the ground the smash attack would be used (usually it's only done for the last enemy on the screen)
  
• Dark Slayer - triple damage vs bosses
  
• Splitting Axe - rage attack halves enemy's HP
  
• Paladin Sword - rage buff gives you Divine Shield - a short term invulnerability to hits and 30% damage increase. Does not protect feet, so you can get hurt by floor spikes and burned by walking on campfires
  
• Alchemist Sword - rage attack summons and heals the Golem companion. Only one Golem per hero is allowed at a time. Only usable by Alchemist class.
  
• King Cobra Staff - poison weapons of all allies
  
• Snow Tigers Paw - summon a baby yeti familiar for 4 mana. One yeti per hero allowed at a time
  
• Steady Shot Bow - slower arrow shooting time (like archers use to work before) but increased damage (95 bow damage)
  

• allowed summoning mercenaries into boss fights (except the final boss)
  
• removed slowdown effect from Heavy Boots
  
• Retort no longer creates mana potions
  
• only one Retort shows for sale in shops
  
• removed poison immunity for the final boss
  
• significantly increased Poison Cloud spell damage
  
• Poison Cloud effect scales with enemy size
  
• improved AI for Snail, Ram and Snake pets
  
• using teleport staff twice returns you to the starting point
  
• fixed runestone drops in various barbarian challenges
  

• Ethereal bow now shoots through barrels and boxes
  
• Dog pet doesnt take mercenarys beer in the tavern
  
• Foundry doesnt melt mercenarys beer anynore
  
• Thief and Ringleader dont jump on allies when confused
  
• fixed bug with item drops when Yeti Elder and Earth Golem roll
  
• fixed network bug for Racoon pet bombs
  
• fixed network bug when pets would jump too much
  
• fixed drawing position when Barbarian is mounted
  
• fixed rare sound effect bug with Yeti babies
  
• fixed position for some of the teleportation animations
  
• fixed text showing last level seed instead of control hint after player dies
  
• fixed rare crash when closing game from the main menu
  
• fixed occasional crash on MacOSX