Death knight changes in Mists of Pandaria

1) Vile Spew (an undead minion rises dealing damage in an 40 yard radius and infecting with Frost and Blood Fever) - great for getting both disease on enemies

2) Lichborne (10 sec u become undead - immune to fear, charm and sleep) - good for immunity

3) Asphyxiate (5 sec stun or silence if immune to stun) - stun and interrupt

4) Vampiric Blood (+15% max health and +25% healing for 10 seconds) - great for outlasting enemie

5) Runic Corruption (when you hit with death coil, rune strike or frost strike your rune regeneration rate is increased by 100% for 3 sec ) - epic since as unholy you'll be using many death coils

6) Remorseless winter (progressive slow and constant cold damage per second; stun after 5 applications) - good for crippling

1) Vile Spew (an undead minion rises dealing damage in an 40 yard radius and infecting with Frost and Blood Fever) - great for getting both disease on enemies

2) Anti-magic zone (75% spell reduction, lasts 10 sec or until it absorbs 10114 spell damage) - great when you cannot reach to silence

3) Asphyxiate (5 sec stun or silence if immune to stun) - stun and interrupt

4) Death Siphon (consumes a death rune to deal shadow damage and heals for 75% of the damage dealt) - additional damage and heal

5) Runic Corruption (when you hit with death coil, rune strike or frost strike your rune regeneration rate is increased by 100% for 3 sec ) - epic since as unholy you'll be using many death coils

6) Gorefiend's Grasp (deals damage and pulls target ) - useful for getting some melee hits and abilities on them