The Friends & Foes Title update for Wildfrost has 11 achievements.
Have 12 or more cards in your hand at once
Win a run without any Charms equipped
Stack x10 Frenzy on a single target
Win a run with your pet as your only active Companion
Defeat a Boss without applying Snow to them
Win a battle without any cards left in your deck
Have 30 or more Health on a single unit
Win a run with the Snowdweller tribe
Win a run with the Shademancer tribe
Win a run with the Clunkmaster tribe