Harold, the Hateful Hat
Unique Mage Pet, 10 gold. Backpack Battles item.
Every 3s: Gain 5 random buffs, your opponent gains 5 random buffs. Buff removed from opponent: Star items gain 4% critical hit chance. Self-inflicted debuff: 75% chance to gain 1 Regeneration. Deal +15% of your healing as IconEffect-damage (+4% per Diamond IconDark-item).