Here is the full list of all 51 Spectromancer achievements.
Opponent has 6 unblocked creatures.
Win a match online as a Cleric.
Defeat campaign as a Cleric.
Defeat campaign as a Necromancer.
Defeat campaign as a Mechanician.
Defeat campaign as a Chaosmaster.
Defeat campaign as a Ilusionist.
Defeat campaign as a Dominator.
Defeat campaign as a Cleric at hardest difficulty
Defeat campaign as a Necromancer at hardest difficulty.
Defeat campaign as a Mechanician at hardest difficulty.
Defeat campaign as a Chaosmaster at hardest difficulty.
Defeat campaign as a Ilusionist at hardest difficulty.
Defeat campaign as a Dominator at hardest difficulty.
Defeat Archmage in a Single duel 5 times in a row.
Defeat Archmage in a Single duel 10 times in a row.
You have 6 unblocked creatures.
Summon 10 Water Sprites in a game.
Cast 5 Lightning Bolts in a single game.
Summon 3 Dragons in a single game.
Cast 4 Stone rains in a single game.
Win a game without ever casting a card which costs less than 3 mana.
Have 150 life.
Take 3000 damage from opponents in PvP play.
Deal 3000 damage to opponents in PvP play.
Take 10000 damage from opponents in PvP play.
Deal 10000 damage to opponents in PvP play.
Pass 10 turns in a game.
Win a game with less than 5 life remaining.
Win a game without using any Fire cards.
Win a game without using any Water cards.
Win a game without using any Air cards.
Win a game without using any Earth cards.
Accumulate 12 mana of your specialty.
Have an elemental in play with a power of 30 or more.
Have 4 Phoenixes in play.
Lose 30 creatures in a single game.
Destroy 30 creatures in a single game.
Heal 50 points of damage to your creatures in a single game.
Lose a game where the opponent has less than 5 life remaining.
Win a match online as a Necromancer.
Win a match online as a Mechanician.
Win a match online as a Chaosmaster.
Win a match online as a Ilusionist.
Win a match online as a Dominator.
Win 12 consecutive games in a campaign as a Cleric. Requires very hard difficulty.
Win 12 consecutive games in a campaign as a Necromancer. Requires very hard difficulty.
Win 12 consecutive games in a campaign as a Mechanician. Requires very hard difficulty.
Win 12 consecutive games in a campaign as a Chaosmaster. Requires very hard difficulty.
Win 12 consecutive games in a campaign as a Ilusionist. Requires very hard difficulty.
Win 12 consecutive games in a campaign as a Dominator. Requires very hard difficulty.