Achievement Description Value A history of decimation Complete A New Enemy 10 A little bit extra Complete half of the Campaign bonus objectives 10 A lot extra Complete all the Campaign bonus objectives 20 A strong showing for the week Complete a set of 3 Weekly Challenges in one week 10 Alas, poor Yorick! Collect a Skull 10 All or nothing Play all cards in your deck at least once in a single Blitz match 10 All travel is suspended Complete Lights Out 10 And the knockout punch Complete Under the Dark 10 Ante-up Complete the Blitz tutorial 10 Behind enemy lines Complete From the Deep 10 Big Spender Spend 100 Leader Points in Multiplayer or Skirmish 30 Card shark Complete 25 Blitz matches (Matchmaking only) 20 Collecting a dream Collect all the Skulls 30 Comrades in arms Earn a gold medal on any mission (except Prologue) in Co-op on Legendary 20 Dominated Complete Ascension 10 Duellist Win your first Blitz match (Matchmaking only) 10 Fifth floor: Tools, Guns, Super Weapons Complete The Foundry 10 Firefighter Beat wave 10 in Blitz Firefight 10 First steps Complete a Multiplayer match (Matchmaking only) 10 Flyswatter Destroy 100 air units with anti-air units (Multiplayer, Skirmish or Blitz) 20 Full house Complete Blitz matches as each of the 6 launch leaders (Matchmaking only) 10 Gold rush Earn a gold medal on any mission (except Prologue) on any difficulty 20 Guerilla tactics Complete One Three Zero 10 It just keeps going Beat wave 25 in Blitz Firefight 30 Jackpot Play 777 total Blitz cards over any number of matches 40 Know the ropes Complete the Advanced standalone tutorial 10 Last stop, this town Complete Last Stand 10 Learn the ropes Complete the Basic standalone tutorial 10 Lone Wolf Complete any mission (except The Signal) solo on Legendary with all skulls activated 40 Long-term commitment Complete at least 1 Weekly Challenge each week for a month 30 Making the most of the day Complete 3 Daily Challenges in one day 10 Meat grinder Kill 100 infantry with anti-infantry units (Multiplayer, Skirmish or Blitz) 20 Morbid curiosities Collect half of the Skulls 20 Natural intelligence Play a Skirmish match alone against only AI opponents (1 or more) 10 On fire Score 500,000 points in a single Blitz Firefight 20 Overkill Destroy 500 units with Leader Powers (Multiplayer, Skirmish or Blitz) 30 Paint it red Achieve the highest possible kill-streak in any Blitz mode 10 Palmer's Pure Gold Earn a gold medal on every mission (except Prologue) on any difficulty 30 Sentinel size matters Complete The Halo 10 Short-term commitment Complete at least 1 Daily Challenge each day for a week 20 Space Healer Cast 100 Healing Leader Powers (Multiplayer, Skirmish or Blitz) 30 Spare change Spend 5 Leader Points in Multiplayer or Skirmish 10 Stacked the chips Gather 150 Energy Crates over any number of Blitz matches 10 Stirring the pot Complete The Cartographer 10 Surviving the long war Complete the Campaign on Legendary 60 The hand that feeds Kill a unit owned by a developer or someone who has this achievement 20 The hard fight Complete the Campaign on Heroic 40 The rank and file Recruit or construct 1 of each UNSC unit in Multiplayer or Skirmish (Launch units only) 10 The Scrappy Six Complete a Multiplayer match as each of the 6 launch leaders (Matchmaking only) 20 The setup … Complete Hold the Line 10 The tribe Recruit or construct 1 of each Banished unit in Multiplayer or Skirmish (Launch units only) 10 This war is over Complete the Campaign 30 Trash compactor Destroy 100 vehicles with anti-vehicle units (Multiplayer, Skirmish or Blitz) 20 Two heads are better than none Win a Skirmish match with a friend against only AI opponents (2 or more) 10 Two heads are better than one Complete a mission in co-op 10 Wake up Complete The Signal 10 You've got a case of the Birley In a 1v1 Skirmish against Legendary AI, recycle your base in the first 5 minutes and then win 20
Contributed By: KeyBlade999.
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