Here is the full list of all 50 Monsters Loot Swag achievements.
Travel 42.195km / 26miles 385 yards
Travel 100km / 62miles 241 yards
Travel 225km / 139miles 1423 yards
Get SSS rating for SWAG collected in a level
Get SSS rating for CASH collected in a level
Get SSS rating for KILLS in a level
Get SSS rating in SWAG + CASH + KILLS in a level
Escape Level 1 without damage
Recover HEALTH from 1% to 100%
Activate a Momento Mori 8 times
Beat the game and unlock endless mode
Beat the game twice in ENDLESS MODE (Level 20)
Unlock all single-use SWAG
Unlock all common SWAG
Unlock all uncommon SWAG
Unlock all rare SWAG
Collect all uncommon SWAG in a single game
Collect a FOLLOWER
Collect 3 FOLLOWERS
Upgrade a FOLLOWER to level 7 firepower
Unlock all COSPLAY characters
Collect a SOUVENIER
The bane of Gen-X kids. Collect 5 SOUVENIERS
Collect all 10 SOUVENIERS
Kill 4+ monsters with a SPECIAL ATTACK
Kill 8+ monsters with a SINGLE-USE SWAG
Find 44 TRAPS
Heal a fallen comrade in CO-OP MULTIPLAYER
Accumulate 1 million CASH in total
Accumulate 8 million CASH in total
Accumulate 1 billion CASH in total
Kill a BOSS with a FOLLOWER attack
Kill a BOSS with a special attack
Hold 48K in CASH
Hold 88K in CASH
Beat the game on HARD difficulty
Kill 1000 monsters in a single game
Collect 250 SWAG in a single game
Buff damage + health + energy + speed together
Carry 10 SINGLE-USE SWAG at once
Carry 20 SINGLE-USE SWAG at once
Kill 2 BOSSES in a level
Kill 100 BOSSES in total
Kill 10K monsters in total
Collect 1000 SWAG in total
Inflict >1000 damage in a single attack
Survive >1000 damage from a single source
Die holding >48K in CASH
Take 44000 in total damage
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