Enter the Gungeon – Achievement Guide

Hey folks! Find out how to get all achievements in Enter the Gungeon in this guide!
I’m currently playing through the game and I will update the guide as I progress in the game. For now I’ve added all the descriptions for the hidden achievements!
Gungeon Acolyte
Complete the Tutorial
Simpy complete the tutorial! You'll get the Pea Shooter for this one.
Grate Hall
Access the Oubliette
Not Just A Box
Get the jump on a Mimic
I Knew Someone Would Do It
Why
To get this achievement you need to push a table into a pit
Going Down
Open the shortcut to the Second Chamber
Day Ruiner
Kill a boss after covering it with glitter
Sworn Gun
Avenge Manuel
Kill Blockner (secret boss in the Black Powder Mine)
Demolition Man
Kill a frozen enemy by rolling into it
Patron
Spend big at the Acquisitions Department
You need to spend 100 of that boss currency to unlock this achievement
Rage Mode
Always be flipping. Guns are for flippers
Hedge Slinger
Win a wager against the Gunsling King 5 times
Slayer
Defeat the Boss of the Fifth Chamber
Pit Lord
Kill 100 enemies by knocking them into pits
Castle Crasher
Clear the First Chamber 50 Times
Reverence for the Dead
Access the Temple
Biggest Wallet
Carry a large amount of money at once
300 coins needed
Lion Leap
Fall at the last second
Gunsmith
Construct the Bullet that can kill the Past
Going Downer
Open the shortcut to the Third Chamber
Squad Captain
Kill the Marine's Past
The Password
Accessed the Hidden Market
Deadliest Game
Kill the Hunter's Past
Wingman
Kill the Pilot's Past
Double Jeopardy
Kill the Convict's Past
Lead God
Collect five Master Rounds in one run
Jammed
You've met with a terrible fate, haven't you
Get the maximum amount of curse.