This or That?

[Lycaeus]

Red for the win.

Brock or Roark?

 

[Swift!]

Brock. He's just too cool. xD

Dragonite or Salamence?

 

[Polizard]

Dragonite

Garchomp or Salamance

 

[ShadowForce_G]

Garchomp.
Shiny Pokémon or Pokémon with Pokérus?

 

[Swift!]

Shiny Pokemon.

Electivire or Magmortar?

 

[Scarlet the plusle]

electrive. just barely

smoochum or bidoof

 

[Blayze]

Eww neither.
But Smoochum I guess...

Mew or Mewtwo?

 

[ChronicEdge]

Mewtwo, the most dangerous Pokemon ever.

Sandslash or Primeape?

 

[Polizard]

Sandslash was like my first ever successful run through not with a starter (fire red or leaf green(not sure the one you can catch it in

Monotype Challenge or Single pokemon Challenge

 

[Skaisdead]

Monotype. It allows for a greater variation of attacks, even if it does ultimately succumb to overwhelming weakness.

High attack power, low accuracy or high accuracy low attack power?
(ex. Thunder vs. Thunderbolt)

 

[Elite Overlord LeSabre™]

High accuracy, low attack. Due to me hating when attacks miss.

Mismagius or Dusknoir?

 

[Latiace]

Dusknoir is a splendoriffic pokeyman of pure awesomness!

Whiscash or Quagsire?

 

[Scarlet the plusle]

whiscash i don't think it's bad at all

mareep or miltank

 

[Latiace]

Miltank is luff.

Magikarp or Dialga? (Two Pokemon that just popped up in my head. XD)

 

[Scarlet the plusle]

magicarp! splash will pwn everyone!

magnemite or nidoran

 

[Latiace]

Nidoran, the poisonous rabbit! (Or something. XD)

Pokemon Mystery Dungeon: Explorers Of Randomness

or

Pokemon Graphite version? (The overworld is sketched!)

 

[Scarlet the plusle]

Pokemon Mystery Dungeon: Explorers Of Randomness!

teddyursa or bunneary

 

[Latiace]

Teddiursa. Gotta love the teddy bears. ;)

Farfetch'd or Delibird? (Two birds that the Pokemon guys should give an evolution to.)

 

[rockman0]

Farfetch'd. Delibird looks like a senile old man.

Original Johto games or remade Johto games

 

[Latiace]

The original is often better than the copy.

Lance or Clair?