Amumu

Equip: Your spells and abilities have a chance to draw in a mana wyrm that will empower you and an ally with Arcanoweave Insight, increasing your Intellect by 67 and your ally's Primary Stat by 17.

Equip: Dealing Nature damage has a chance to inflict Rotbloom, dealing 2,192 Nature damage over 15 sec. If the enemy is already afflicted by your Rotbloom, it is consumed to deal 120% of its remaining damage.

Use: Call forth 5 Soulcoiler Cultist spirits over 2 sec and sacrifice their essence, each granting an ally a barrier reducing damage taken by 50% for 20 sec or until 300,465 damage has been prevented. Allied deaths reduce this cooldown by 30 sec and immediately summon a Soulcoil Cultist spirit for sacrifice. (2 Min Cooldown)

Equip: Your spells have a high chance to call to the sea, granting Tidal Insight to increase your Intellect by 55 up to 6 times. After reaching its peak, your spells instead diminish Tidal Insight before beginning the cycle anew.