Here is the full list of all 23 Toy Soldiers: War Chest achievements.
Attach every upgrade to a Turret
Survive 10 rounds in any Survival Mission
Collect all of the toys for a single Hero.
Purchase a Blind Box Pack
Complete Dark Lord's Intro Campaign Mission. This Achievement is tied to a Uplay Action. You will win 5 Units by completing it. For more information, use the Uplay button on the main menu.
Complete Star Power's Intro Campaign Mission. This Achievement is tied to a Uplay Action. You will win 5 Units by completing it. For more information, use the Uplay button on the main menu.
Complete Phantom's Intro Campaign Mission. This Achievement is tied to a Uplay Action. You will win 5 Units by completing it. For more information, use the Uplay button on the main menu.
Choose your first hero.
Complete Kaiser's Intro Campaign Mission. This Achievement is tied to a Uplay Action. You will win 5 Units by completing it. For more information, use the Uplay button on the main menu.
Attach an upgrade to a Turret
Kill 10 units threatening your toybox in one mission.
Collect all of the toys for all of the Heroes.
Get 10 paybacks in a singleplayer or multiplayer match.
Kill an enemy player's hero in a multiplayer match.
Complete all of the challenges for every level of one hero's campaign.
Get a Platinum Medal on any level.
Crush a Turret with a hero Vehicle
Play a Co-op game to completion.
Get 10 Assists in Multi-player
Call in your barrage in a multiplayer match.
Call in your hero vehicle in a multiplayer match.
Win 100 multi-player matches with one Hero.
Use every Turret and Weapon