Idea: THE BOULDERITH
The Infinity +1 Trap
Crafting Tree:
The Enchanted Boulder: 1 Boulder + 10 Fallen Stars. 70 Damage, can hit up to 3 times.
The Heavenly Boulder: Found in a rare version of a sky island called the Dead man's land. Disarm the chest and loot it for the Heavenly Boulder. Hits any nearby enemy with a star when broken. Not used upon placing. 180 Damage.
The Bee-lder. Found EVERYWHERE in the Not The Bees! seed. Crafted with 1 Boulder, 1 Bee's nest, 18 Honey Blocks, 7 Hive blocks, and 4 Stingers. Releases bees upon breaking.
EbonBoulder: 12 Ebonstone in a grave yard. Causes Blindness. 150 Damage.
CrimBoulder: 12 Crimsone in a grave yard. Causes Bleeding. 160 Damage.
Lush Boulder: 1 Boulder, 6 Jungle spores, 6 stingers at a honey dispenser. Causes Poison. 164 Damage.
The Bone-lder: 18 bones and a Bouncy Boulder at a Bone Welder. It bounces. 180 Damage.
The Hellfire Blaze boulder: 12 Hellstone Bars at a Hellforge. Causes Hellfire. 200 Damage.
The Dusk's Dawn: 1 Ebon/CrimBoulder, 1 Lush Boulder, 1 Bone-lder, and 1 Hellfire Blaze Boulder at a Demon Alter. Not used upon placing, meaning 1=infinite. Emits light and shoots out projectiles. It also bounces. 210 Damage.
The Excalibur's Stone: 24 Hallowed Bars. Does a ton of damage and is not used upon placing, meaning 1 = Infinite. 250 Damage. Crafted at a Mythril Anvil.
True Dusk's Dawn: 1 Dusk's Dawn + 5 of each mech boss soul. Has the same properties as the Dusk's Dawn but is faster. 225 Damage. Crafted at a Mythril Anvil.
True Excalibur's Stone: 1 Excalibur's Stone + 10 Chlorophyte bars. Has the same properties as the Excalibur's Stone but is stronger. Crafted at a Mythril Anvil. 275 Damage.
The Broken Hero's Boulder: 1 Terra Toilet + 1 Boulder. Crafted at a Lihzahrd Work bench. 12 Damage.
The Terra Boulder: True Dusk's Dawn + True Excalibur's Stone + The Broken Hero's Boulder. Crafted at a Mythril Anvil. 300 Damage. Is not used upon placing, has the same properties as ALL of its components, and it emits a projectile in the direction of all players and enemies that pierces.
The Overgrowth: 1 Rolling Cactus + 10 Chlorophyte bars + 1 Turtle Shell + 10 Vines. Crafted at a Mythril Anvil. 280 Damage. Not used Upon placing.
The Spooky Boulder: 150 Spooky wood at a workbench. 250 Damage. Emits a homing projectile when it hits an enemy/player. Not used upon placing.
The Otherworldly Asteroid: 200 Martian Plating + 100 Wire + 20 Actuators. 170 Damage. Can hit the same enemy up to 3 times in one attack. Not used upon placing.
Moon Boulder: 10 Luminite bars at a Ancient Manipulator. Bounces and functions the same as the Boulder the ML emits. Not used upon placing.
Heaven's Wrath: 1 Moon Boulder + 15 Fallen Stars at an Ancient Manipulator. 400 Damage. Not used upon Placing. Has similar properties to the Heavenly Boulder.
The Bould-purr. 1 Moon Boulder + 15 Luminite bars at an Ancient Manipulator. 500 Damage. Not used upon placing. Bounces a LOT. Meows when it bounces, and explodes when it breaks.
And FINALLY...
The BOULDITH!
1 Boulder + The Enchanted Boulder + Heavenly Boulder + The Bee-lder + The Overgrowth + Terra Boulder + The Spooky Boulder + Otherworldly Asteroid + Heavens Wrath + The Bould-purr at a Mythril anvil. The Bouldith CHASES AFTER PLAYERS AND ENEMIES. IT IS NOT USED UPON PLACING. IT HAS THE PROPERTIES OF ALL IT'S COMPONENTS. It shoots out EVERY OTHER BOULDER UNTIL EVERY PLAYER IN IT'S VICINITY IS DEAD. IT IS THE ULTIMATE TRAP. 1000 DAMAGE. IT IGNORES I-FRAMES. It ignores enemies and bosses for the most part, but it'll kill players and friendly npcs. IT CAN PHASE THROUGH BLOCKS TO REACH IT'S TARGET. YOU CANNOT AVOID IT.