Terraria is this old
15 Years
The game has this many achievements as of 1.4.5.8.0
137
This is how to get hellstone preboss today
Spam angler quests for golden bug net, use golden but net for lava bait, use lava bait to lava fish, lava fish for hellstone pre-boss
The first final update for terraria
1.1
This achievement has the lowest amount of player completion (hint, there are 2, you only have to list 1)
This is how to get hellstone preboss back then
Reaver shark
In old terraria, potions only stacked to this number (hint: its stupid)
30
One of the following Items Do Not need to be obtained to 100% the game: Zenith, Rainbow Rod, Shellphone, Rod of Harmony, Terrarian
Rod of Harmony
Very small chance to find Drax in shadow chests (console port exclusive)
Soul of Fr____ Fl____ S____ N____ L____ M____ B____
Fright, Flight, Sight, Night, Light, Might, and Blight
Every boss removed from terraria
Turkour the Ungrateful, Lepus, and Ocram
The only item that you can't research AKA the only item that won't help you get the Trash Compacter achievement
Etherian Mana
ANY Company that helped bring terraria to Mobile/Console other than re-logic
Codeglue/Engine Software/DR Studios/Pipeworks Studios/505 Games
This update added achievements
1.3 (techniaclly its 1.3.0.1. if you said that, 2x points for this question)