Here is the full list of all 44 Immortal Redneck achievements.
Find every scroll
Unlock and buy every medallion
Beat the game with 20 lives or less
Beat the game using all the favors of the Gods
Equip all the weapons
Acquire four jumps in a game
Kill a chicken
Find the Crowbar, the Rocket Launcher and the Explosive Bow
Defeat Pharaoh in under 15 minutes from when you enter the pyramid
Die 50 times
Nice try but sorry, you're trapped in here
Kill 50,000 minions
Complete a pyramid without taking scrolls or weapons
Complete a pyramid exploring all of its rooms
Kill 7 enemies with a single explosion
Beat the game with the Plague Medallion
Beat the game with the Cursed Medallion
Defeat Fayoum
Beat the game
Defeat Asyut
Defeat Temsep
Defeat Maaty
Defeat Weryt
Get a health steak from a vessel
Pay 5,000 coins or more as a tribute
Use Déjà Vu to keep the layout of a pyramid
Buy every level of each Skill Tree node
Buy every Skill Tree node
Obtain Hathor's Favor
Obtain Thoth's Favor
Obtain Ammit's Favor
Spend 100,000 coins on the Skill Tree
Get more than 50,000 coins in a game
Obtain Neith's Favor
Get 10 scrolls in a game
Defeat Pharaoh
Obtain Amunet's Favor
Complete a Skill Room
Find your first blueprint
The Merchant is open for business
Reach the second floor of the pyramid
Obtain Sekhmet's Favor
Obtain Seth's Favor
Obtain Apis' Favor