Here is the full list of all 22 iBomber Defense achievements.
Get a Survivor badge in every Axis level on Soldier, in Quickplay mode.
Get a Survivor badge in every Axis level on Veteran, in Quickplay mode.
Get a Base Defender badge in every Axis level on Rookie, in Quickplay mode.
Get a Base Defender badge in every Axis level on Soldier, in Quickplay mode.
Get a Base Defender badge in every Axis level on Veteran, in Quickplay mode.
Get a Turret Guard badge in every Axis level on Rookie, in Quickplay mode.
Get a Turret Guard badge in every Axis level on Soldier, in Quickplay mode.
Get a Turret Guard badge in every Axis level on Veteran, in Quickplay mode.
Get a Survivor badge in every Axis level on Rookie, in Quickplay mode.
Complete the Axis campaign.
Get a perfect round for every level in an Axis campaign.
Get a Survivor badge in every Allied level on Soldier, in Quickplay mode.
Get a Survivor badge in every Allied level on Veteran, in Quickplay mode.
Get a Base Defender badge in every Allied level on Rookie, in Quickplay mode.
Get a Base Defender badge in every Allied level on Soldier, in Quickplay mode.
Get a Base Defender badge in every Allied level on Veteran, in Quickplay mode.
Get a Turret Guard badge in every Allied level on Rookie, in Quickplay mode.
Get a Turret Guard badge in every Allied level on Soldier, in Quickplay mode.
Get a Turret Guard badge in every Allied level on Veteran, in Quickplay mode.
Get a Survivor badge in every Allied level on Rookie, in Quickplay mode.
Complete the Allies campaign.
Get a perfect round for every level in an Allied campaign.