Improved MoonfireA Balance Druid talent in WoW Forever: row 2 of the Balance tree (level 15), 2 ranks, passive. Changed from Classic (was 5 ranks, now 2). Read from the WoW Forever beta client.
What it does Balance row 2

Improved Moonfire2 ranks · passiveRequires 5 points in Balance Talents (level 15).Rank 1: Increases the damage and critical strike chance of your Moonfire spell by 5%.Rank 2: Increases the damage and critical strike chance of your Moonfire spell by 10%.Changed from Classic (was 5 ranks, now 2). Classic rank 1: Increases the damage and critical strike chance of your Moonfire spell by 2%.
What changed from Classic
Around it in the Balance tree
UnlocksVengeance: it needs Improved Moonfire at max rank. Gone from Classic BalanceNature's Grasp, Improved Nature's Grasp, Natural Weapons, Improved Thorns, Omen of Clarity.
Every Balance talent 16
From the WoW Forever beta client, checked in game with reader reports. Put points in Improved Moonfire in the Druid calculator, read every Druid talent in words (Feral Combat and Restoration too), or see the racials, changed class abilities and Legacy perks.