omg, 58 pages.
...well...
Let's add more, then!
Gravity Hijinks - Die by drowning in Honey while in Reversed Gravity Position.
Launched into Space... Not! - Die by Hitting the a Block in Space in Reversed Gravity Position.
Flanderized Stupidity - Die by drowning and equipped by a Fish Bowl
It's mhe, Mario! - Your character is named "Mario" and he equipped the Plumber Set in his (he cannot be a girl btw) vanity slot.
A Link to the Past - Your character is named "Link" and drew the sword in the mini-quest while having the Hero Set in the vanity slot.
Killed the Messenger - You killed the Travelling Merchant
Lag? Lag. - Have 1 FPS for 10 frames.
Feel the Rainbow...! - Defeated any Boss using all of the following (but not anything else): Rainbow Gun, Rainbow Rod, and Meowmere, while equipped with a Hallowed Set and all Dyes having Intense Rainbow Dye.
Modern-Day Vampire - For 24 hours (meaning 1 in-game hour), from 07:00 until 18:00, either you have Umbrella equipped or you're not within the Dirt Layer or above without a wall or any type of glass wall, excluding Gemspark, Honeyfall, Waterfall, and Lavafall. From 18:00 until 06:59 you must have Vampire Knives equipped at all times. (meaning no mining during the night.)
Demolistionistic Extravagance - Used any items that explode tiles 1000 times. (This includes using ammo of Rocket II.)
Andrew's #1 Fan - Obtained the Green Cap
AFK Maniac - Did not do anything for 2 in-game hours.
AFK Maniac II - Did not do anything for 2 in-game hours, and did not die. A Blood Moon must occur during this time.
AFK Maniac III - Did not do anything for 2 in-game hours, and did not die. A Solar Eclipse must occur during this time.
AFK Maniac IV - Did not do anything for 2 in-game hours, and did not die. The last thing you did must be to use any Hardmode Summoning Item.
AFK Maniac V - Did not do anything after activating the Frost Moon at 19:30, and did not die, nor went Underground, until 07:30.
(Holy crap though, can anyone do this one?!)
World Wide Wired - Activated 4 Teleporters:
(1) goes from at least 20 blocks from the Spawn Point into the Underworld.
(2) goes from at least 20 blocks from the Spawn Point into the Jungle.
(3) goes from at least 20 blocks from the Spawn Point into the Dungeon.
(4) goes from at least 20 blocks from the Spawn Point into Space.
Skipping Lots of Things - Defeated Plantera in 10 in-game minutes after the world was generated.
Skipping Lots and Lots of Things - Defeated Plantera in 1 in-game hour after the world was generated, using a character with default starting items only.
Invincible Wood - Placed Lava in Wood Blocks
Returning the Favor - Killed the Sleeping Angler NPC.
Nothing Too Careful - Attacked a Naturally Spawned Chest at least 10 blocks away 10 times in Hardmode.
Killed On-Screen - Died by a Projectile from an Enemy which was Off-Screen.
The Great Flood - The Entire Dirt Layer is Filled with water.