These choices are built around damage output through Frozen Tempest and keeping your health up on your own as much as possible.

Utilize Frostmourne Hungers whenever it is up to keep your mana pool high and usually try and save Death Coil for times when you need to self heal. Once you reach level 16 and pick up Immortal Coil you can use Death Coil as a more offensive skill as it will heal you as well as do damage.

Save you Army of the Dead for team fights and as clutch heals.

This build focuses on reducing damage taken and damage output from your Frostmourne Hungers.

This build really starts to shine at level 10 when you receive Summon Sindragosa. This ability can be used as a bit of slowing CC for hero fights and peeling hero's or more effectively to shut down towers and keeps to help with pushing lanes.

Your Block, Spell Shield, and Hardened Shield are there to help when needed to stay alive during team fights.