name:good for nothing ball
effect:if touch by human its explode(^^)cool........
cost:$10000.000.6000
size:as big as munclax

how bout yours??

Name:Toxic ball
Effect:Catches a poison-type pokemon without a miss
Cost:$500
Size:Size of a normal ball.

Name: Crystal Ball
Effect: Replenishes a Pokèmons HP by Half when it is called back
Cost: Unavailable in Shops
Size: Same size as a Premier Ball

Sounds quite interesting ;D

Name: Multi-pokeball
Effect: It can store six pokemon inside one Multi-pokeball ;D
Cost: $ 3,500
Size: As big as a small-sized soccer ball

Jessie x

Ooooh!!!
Mega ball:
Is a very strong ball that can catch any pokemon that isn't legendary.
Perfect Heal Ball:
When shot out heals any status problems and replenishes pp and hp by half.

Painball
Effect: If this ball is thrown the pokemons HP that you are trying to catch health automatically goes down to 1HP and is paralyzed, however this ball only has a 10% chance of catching a pokemon
Cost: £1,000
Normal size but has 4 spikes protruding from it and is red and black instead of white and red.
(is anyone going to vote on the best one????)

Berry Ball~
It's a ball that uses a huge electricic shock on the pokemon it's used on so that it has a eighty percent chance of catching the pokemon and then it heals the pokemon after it is caught!
Cost~
70, 000

Smiley Ball
Looks Like: A smiley face
Effects: Catches Pokemon with a 50% chance and they love you max immediately.
Size: Normal Pokeball.

Rock Ball
Effect: It has the same chance as a great ball to catch a pokemon, but if it doesn't catch it it damages the pokemon.
Look: Like a rock
Size: Slightly bigger then normal
Cost: $5000

Climate ball
Effect:catches some type of pokemon better than others depending on the location
Cost:800
normal size look reflects area that its in at the time(similar to the box wallpapers)

Red ball
Effect:a specalized for entei 30% chance of catching a pokemon
Cost:obtainable in mt.Ember
Size:100% red and slightly larger than a normal ball.
Sunset ball
Effect:A ball specalized for raikou 60% of catching a pokemon
cost:obtainable at the power plant
Size:same size
Rainbow ball
Effect:A ball specialized for suicune,ho-oh or lugia 90% rate
Cost:obrtainable in the seafoam islands.
Size:same

Name:Shadow Ball
Effect: Catches any Pokemon without failing. The Pokemon u caught will instantly have full stats
Cost: Nothing. Your mother will give it to you when you saw all the Pokemon (full pokedex)
Size: Slightly bigger then a Pokeball
Looks: Fully black, with a large S on it. Pretty much the same as the Master Ball

Name: Ball of Mass Destruction
Effect: Catches a pokemon but if it doesn't then faints it
Cost: 1
Size: The size of an atomic bomb
Looks: Like a bomb

quote Lylodile

Haha Paramore. Dajay is an emo girl

[u]legand ball[u]
Can catch legedarys without fail (if used on a non legendary it will fail)
Cost:9999 coins x 2
you can only get this ball by makeing only 2 small payments of
9999 game corner coins!
(-_-)

Specific Pokemon Poke Balls! These will only work on specific pokemon. It will fail if you try to use it on another pokemon. Here is the Hoothoot one: