Here is the full list of all 25 8-Bit Hordes achievements.
Complete the single-player campaign with the Deathsworn faction with every mission set to Hard difficulty.
Complete the single-player campaign with the Deathsworn faction with at least 2 stars in each mission.
Complete the single-player campaign with the Deathsworn faction and earn all possible stars.
Find "Bob" the commando in each mission of the Deathsworn campaign.
Find "Bob" the commando in every mission of the 8-Bit Hordes solo campaigns.
Complete the single-player campaign with the Deathsworn faction.
Find "Bob" the commando in each mission of the Lighbringers campaign.
Complete mission 6 of the Deathsworn campaign.
Complete the single-player campaign with the Lightbringers faction and earn all possible stars.
Win a team multiplayer match against human players with a team consisting of at least one Deathsworn and one Lightbringers player.
As a Deathsworn or Lightbringers player, win a multiplayer match against a Guardians or Renegades player.
Win a multiplayer game as the Deathsworn faction against at least one human player.
Win a multiplayer game as the Lightbringers faction against at least one human player.
Win a one-on-one skirmish game against an insane AI with the Deathsworn faction.
Win a one-on-one skirmish game against an insane AI with the Lightbringers faction.
Complete the single-player campaign with the Lightbringers faction with at least 2 stars in each mission.
Complete the single-player campaign with the Lightbringers faction.
Complete mission 6 of the Lightbringers campaign.
Using Blizzard, shatter 1000 units in any game mode.
Complete the single-player campaign with the Lightbringers faction with every mission set to Hard difficulty.
Using Holy Arrow, kill 500 enemy units and heal 10,000 points of health in any game mode.
Complete all twelve coop campaign missions with at least one star.
Complete all twelve coop campaign missions with at least two stars.
Complete all twelve coop campaign missions and earn all possible stars.
Complete the following achievements: Death Conquered, Death to the Undead, This is Madness!, All you Need is Light, Arrows with Acquaintances, Light of the People and Fire and Ice.