1.3.1

Terraria Version 1.3.1, known informally as the Wiring Update, is an update focusing largely on wiring mechanics.

Features

 * Added Controller Support using Xinput.
 * Added Inventory Sorting.
 * Dart Traps & all Temple Traps can now be hammered to rotate 90 degrees at a time.
 * Added smart interact, making chatting with NPCs, opening doors and using objects easier.
 * Cannons (normal, bunny, confetti, and Snowball Launcher) can now be controlled by wire and shoot fake projectiles!
 * Improved Smart Cursor & made it interact with more items.

Quality of Life Improvements

 * Improved Wire drawing to look less fuzzy with multiple colors on the same tile.
 * Improved over 1,800 sprite graphics.
 * Optimized net messages for tile entities (target dummies, item frames)
 * Improved the Settings Menu and added new settings.
 * Added new large gem over-head display.
 * Improved melee hit detection around slopes.
 * You can now use situational building accessories from your inventory and toggle their effects like info accessories.
 * Info icons now have a border around them when aimed at (clarity!).
 * Improved keybinding options, you can now also bind to mouse 3/4/5.

Items

 * Added Logic Gates (AND, NAND, OR, NOR, XOR, NXOR)
 * Added Logic Gate Lamps (On, Off, Faulty)
 * Added Logic Sensors (Day, Night, Under Player)
 * Added Liquid Sensors (Water, Lava, Honey, Any)
 * Added Conveyor Belts.
 * Added The Grand Design.
 * Added Yellow Wrench.
 * Added Junction Box.
 * Added Mechanical Lens.
 * Added Announcement Box.
 * Added Actuation Rod.
 * Added Team Blocks and Team Platforms.
 * Added Static Hook.
 * Added Presserator.
 * Added Engineering Helmet.
 * Added Companion Cube.
 * Added Gem Locks (7 varieties).
 * Added Large Amber.
 * Added Weighted Pressure Plates (4 colors).
 * Added Wire Bulb.
 * Added 12 new craftable critter statues.
 * Added Portal Gun Station.
 * Added Trapped Chests.
 * Added Teal Pressure Pad.
 * Added several new monster statues.
 * Added Angler Tackle Bag.
 * Added Geyser Trap.
 * Added Bone Campfire.
 * Added Ultra Bright Campfire.
 * Added Multicolored Wrench.
 * Modified Medusa Head. Damage increased from 28 to 45. mana cost from 8 to 10, is now a hardmode item.

Miscellaneous

 * Critters spawned from statues are no longer catchable.
 * Highly increased Duke Fishron's "run away" distance.
 * Medusa can no longer petrify players directly above her.
 * Medusa is now Hardmode-only.
 * Added NPC names for the Painter, Wizard, and Skeleton Merchant, based on contest results.
 * You can now find Beehives in the Jungle - Not the bees!
 * Lowered the volume of the Solar Eruption's use sound.
 * Torches can now be put on actuated tiles.
 * Slimes should no longer be able to go through 1 block high gaps.
 * Target Dummies no longer benefit from lifesteal or spectre set.
 * There is 1 new set of clothes for Male and Female characters.

Bugfixes

 * Fixed Frostbite hiding time left when wet under certain circumstances.
 * Fixed Desert Spirit hitbox to match sprite size.
 * Fixed NPCs not recognizing kills / interactions properly if they have multiple segments.
 * Fixed music boxes not emitting music notes while open.
 * Fixed Flesh Grass spreading under Sunflowers.
 * Fixed Tally Counter not showing information for enemies hit with mounts or special attacks.
 * Fixed player leg skin colors mismatching the rest of the body when in stealth.
 * Fixed Seedler not dropping from Boss Bags.
 * Fixed popular NPC Housing exploit.
 * Fixed Ranger Lifesteal bug.
 * Fixed Paint Sprayer spraying over blocks in several occasions that it should not (e.g. grass that gets turned into dirt as a result of placing an object).
 * Fixed being on the edge of the underground not counting when spawning dungeon / Underground Desert monsters.
 * Fixed teleporting directly on top of a pressure plate not triggering it properly since.
 * Fixed Town NPC melee weapons drawing brightly while in darkness.
 * Fixed Crimson Heart failing to stand to roll roll around on platforms.
 * Fixed tile entities not properly clearing on world clear procedure.
 * Fixed Crystal Storm not bouncing its shots.
 * Fixed chests without custom names not showing mouse over icons.
 * Fixed Wooden Boomerang being unusable when near slopes.
 * Fixed Wall of Flesh going above hell and dragging everyone with it.
 * Fixed Martian Saucer having invisible / unhittable body parts in multiplayer.
 * Fixed Martian Probe not causing Martian Invasions when it should.
 * Harpies and Antlion Swarmers can no longer swim.
 * Fixed dressers blowing up from explosive projectiles.
 * Fixed Gi and Kimono leg sprites being genderswapped.
 * Fixed ancient light and fishron bubbles not appearing in expert mode.
 * Fixed Werewolf sounds being bugged if used for vanity.
 * Fixed Tax Collector not using some of his special chat dialog.
 * Fixed infinite flight time exploit.
 * Fixed Martian Saucers missing their home planet during the invasion and leaving.
 * Fixed trapdoors de-syncing when operated via wires.
 * Fixed L shaped housing exploit.
 * Fixed minecarts hitting invincible enemies.
 * Fixed multiple bugs regarding auto-pause and inventory management.
 * Demon Altars should no longer create 'unbreakable' pots.
 * Fixed rare "character not respawning" under certain circumstances.
 * Fixed background drawing through completely unlit walls in hell.
 * Fixed solar pickaxe using a bad glowmask.
 * Fixed wall of flesh not spawning in singleplayer under certain circumstance.
 * Fixed snow not falling naturally after a player jumps in most cases.
 * Fixed paintball gun and confetti grenades being unable to crit.
 * Fixed Titanium Armor & Black Belt dodges not working against Moon Lord.
 * Fixed animated tilesets touching half-bricks stop animating.
 * Fixed yet another duplication exploit.
 * Fixed altered worlds getting stuck in spirit release phase under a rare circumstance.
 * Fixed Chlorophyte protection in the jungle not being as effective as it should be.
 * Fixed right clicking equipment at inventory not granting achievements for equipping it.
 * Fixed paladin's shield ally protection benefits not functioning properly.
 * Fixed minor capitalization issue in the guide's help text.
 * Fixed star in a bottle buff not working.
 * Brain of Cthulhu & Eater of Worlds now properly leave upon massacring the player / if the player leaves their territory.
 * Fixed issue where the nurse would not heal all debuffs under rare circumstances.
 * Fixed double damage popups from other players inflicting harm to themselves via explosives.
 * Fixed 'full-screen map' button opening a black screen if map is disabled in general.
 * Fixed players being unable to get on a mount if they're too close to workbenches.
 * Fixed shenanigans with actuating gemspark blocks.
 * Fixed Mudstone Brick having a bad name (Mudstone Block).
 * Tiles under Lihzahrd altars can no longer be actuated until the golem is defeated.
 * Fixed temporary holes in the darkness when removing light sources.
 * Fixed items that cost less than 5 copper always sell for 1 copper, even when sold in Stacks.

1.3.1