Here is the full list of all 69 Hero Academy achievements.
Win 50 games with the Shaolin Team.
Removed an enemy hero's buff and a friendly hero's debuff in the same turn with a Taoist.
Win 50 games with the Dwarves.
Win 50 games with the Tribe.
Win 50 games with the Dark Elves.
Win 50 games with the Council.
Complete all Challenge Collection challenges.
Win a game with the Shaolin Team.
Resurrect an opponent's Ninja, Wraith, Chieftain, or Annihilator with the Shadow.
Complete all Meet the Shaolin challenges.
Lower an enemy's maximum health by 250 with a Monk.
Hit three targets with a single Windblade attack.
Debuff three enemies in one turn with a Poisoner.
Complete all Meet Team Fortress challenges.
Win 50 games with the Team Fortress team.
Win 100 games.
Do 1000 points of damage with a corpse explosion.
Do 2500 damage or more with a single Ninja attack.
Hit three full-strength enemies in one turn with an Axe Thrower.
Do 2000 or more damage with a single attack.
Heal three allies with a chained Shaman heal.
Win 25 games.
Execute two enemies in one turn with a Warrior.
Knock out three enemies at once with an Annihilator shot.
Damage five targets with one Chieftain attack.
Hit three enemies with a single attack by a Wizard with a scroll.
Knock out two enemies at once with the Pyro.
Resurrect and fully heal a knocked-out ally in a single turn.
Build up a max-health Wraith.
Pull an enemy off an assault tile with an Impaler.
Win a game with the Dwarves.
Win a game by destroying the enemy's crystals.
Win a game and take no crystal damage.
Win a game with the Dark Elves.
Win a game by destroying the enemy team.
Destroy two enemy crystals in a single turn.
Take all day to put in your turn after your opponent does.
Have an Engineer equip three allies in a single turn.
Raise two Phantoms in a single turn with a Necromancer.
Weaken three enemies with the priestess in a single turn.
Hit three enemy heroes or crystals at once with a single Gunner attack.
Complete all Meet the Tribe challenges.
Use the undo feature and try something new.
Complete all Meet the Dwarves challenges.
Hit three enemies at once with a Void Monk's attack.
Complete all Meet the Dark Elves challenges.
Complete all Meet the Council challenges.
Get a Paladin to heal herself.
Hit four enemy heroes or crystals at once with a single Grenadier attack.
Win a game with the Tribe.
Attack a single enemy with three different heroes in one turn.
Win a game with the Team Fortress team.
Win a game against a random player.
Win a game with the Council.
Complete the Tutorial.
Knock out three enemy heroes in one turn.
Shield a crystal with an Engineer.
Add Runemetal, Dragonscale, and Shining Helm to a single Knight.
Knock out a full-health enemy with one shot from an Archer.
Submit 100 turns.
Use an assault tile to do bonus crystal damage.
Stomp two enemy heroes in one turn.
Taunt an opponent.
Hit an enemy target at maximum range with the Sniper.
Link a Medic to a Heavy.
Hit three enemies at once with a Heavy's attack.
Submit five turns.
Knock out an enemy.
Submit a turn less than three minutes after your opponent moves.