Shaman · Enhancement · tier 5 · from level 30

Mental Quickness

+23.6 Healing Wave

2/2 · level 60 · per cast · and 13 more

Mental Quickness 12

Rank 2/2

Increases your spell damage and healing by up to 30% of your Intellect.

Healing Wave +1.4% +23.6 Riptide +1.2% +19.6 Chain Heal +3.8% +19.6 Lightning Bolt +9.6% +18.9 Lava Burst +8.8% +18.9 Flame Shock +4.8% +16.2 Chain Lightning +12.2% +15.1 Lesser Healing Wave +1.4% +11.8 Earth Shock +3.5% +10.2 Frost Shock +3.6% +10.2 Lightning Shield +4.0% +7.0 Fire Nova +0.9% +3.8 Magma Totem +1.2% +0.9 Searing Totem +1.0% +0.4

Averages, counting crits and misses, for a level 60 Shaman with a typical weapon and no other gear or buffs, against a target your level. Worked out from the game's own data, the same way as the Foresight addon.