Well, this should be self-explanatory. My biased opinions on each of the eps, written as I watch them.

Strategy X
It's the pilot. 'Nuff said.
Ep about: Kurt
Mutants we meet: Scott, Jean, Todd, Kurt, Xavier, Mystique, Magneto, Storm, Wolverine, Sabretooth
Norms we meet: Paul, Duncan

The X Impulse
Personal favourite. No prizes for guessing why.
Ep about: Kitty, Lance
Mutants we meet: Kitty, Lance
Norms we meet: Lance's mates and Kitty's parents?

Rogue Recruit
Amazing! An episode without 'X' in the title!
Ep about: Rogue
Mutants we meet: Rogue, Destiny
Norms we meet: Cody, Tai

Mutant Crush
Freddy was the victim here!
Ep about: Freddy, Jean
Mutants we meet: Freddy
Norms we meet: Taryn

Speed and Spyke
And just when we thought the flood of X-Brats had abated...
Ep about: Evan, Pietro
Mutants we meet: Evan, Pietro
Norms we meet: Evan's parents

Middleverse
Dude! Its like totally awesome! And Forge totally talks like this!
Ep about: Kurt
Mutants we meet: Forge
Norms we meet: None

Turn of the Rogue
Rogue turns traitor and they make it look like a good thing
Ep about: Rogue, Scott
Mutants we meet: None
Norms we meet: None

Spykecam
Like Andrew-Cam only with Spyke. So, no witty comments or 'little one' remarks ;P
Ep about: Evan
Mutants we meet: None
Norms we meet: None

Survival of the Fittest
TEAAAMMM-UUUUPPP! I love team-up episodes! YAY!
Ep about: Xavier, Scott, Lance
Mutants we meet: Juggernaut
Norms we meet: Those inept security guards

Shadowed Past
Days of Our Lives, Kurt and Rogue style.
Ep about: Mystique, Kurt, Rogue
Mutants we meet: None
Norms we meet: None

Grim Reminder
Broody!Wolverine and countless hints at -gag- Kurtty.
Ep about: Wolverine, Sabretooth
Mutants we meet: None
Norms we meet: The Weapon X scientist guys

The Cauldron I
Scotty, are you sure listening to your surfer dude little bro is such a great idea?
Ep about: Scott, Alex, Magneto
Mutants we meet: Alex
Norms we meet: None?

The Cauldron II
I tell you not to listen to Alex, but do you heed? NOOOO! [glares at Scott]
Ep about: Scott, Alex, Xavier
Mutants we meet: Uber!Scott, Uber!Alex, Uber!Mystique
Norms we meet: None

Growing Pains
Silly Brotherhood! XD
Ep about: Scott, Lance, Jean
Mutants we meet: Bobby, Tabitha, Jamie, Roberto, Amara, Rahne, Sam
Norms we meet: Risty

Power Surge
Oh, dear lord, someone save us from the ScottxJean.
Ep about: Jean
Mutants we meet: None
Norms we meet: None

Bada Bing, Bada Boom
She gives badass chicks a bad name. Let Faith show you how it's done, dearie.
Ep about: Tabitha
Mutants we meet: None
Norms we meet: Tabitha's old man

Fun and Games
pH33r teh l33t h4X0r Arcade!
Ep about: Jean, Scott, Arcade, Risty
Mutants we meet: None
Norms we meet: Arcade

The Beast Of Bayville
Say goodbye to the last of Evan's coolness, kids.
Ep about: Evan, Hank
Mutants we meet: Hank
Norms we meet: None

Adrift
Jesus, Scott, haven't you learnt your lesson about listening to yuor very blonde little brother yet?!?
Ep about: Scott, Alex
Mutants we meet: None
Norms we meet: None

On Angel's Wings
Ev'ryone's gone except Rogue and Scott, falalalalalalalala, so they decide to go to New York, falalalalalalalala, there they meet this blonde mutant Angel, falalalalalalalala, and this song is so, so lame, falalalalalalalala.
Ep about: Angel, Rogue, Scott
Mutants we meet: Angel
Norms we meet: Varius families of the X-Kids

African Storm
[watches any last realism of Evo fly out the window]
Ep about: Storm, Evan
Mutants we meet: None
Norms we meet: Those freakish tribal guys

Joyride
Lance, an X-Kid? Say it ain't so!
Ep about: Lance, Kitty
Mutants we meet: None
Norms we meet: None

Walk on the Wild Side
Thank God, Lance is back where he belongs. Oh, yeah, random feminist episode. Is it just me, or do they all look like Trinity cosplayers?
Ep about: Jean, Amara, Tabitha
Mutants we meet: None
Norms we meet: None

Operation: Rebirth
When Captain America throws his mighty shiieeeeellldd! XD
Ep about: Wolverine, Nick Fury, Captain America
Mutants we meet: None
Norms we meet: Nick Fury, Captain America

Mindbender
Possession! Kewlness!
Ep about: Jean
Mutants we meet: That possessy guy...
Norms we meet: None

Shadow Dance
"I hope you guys weren't planning on going to this Sadie Hawkins dance tonight- because I'm totally organizing a boycott. Do you realize the girls are supposed to ask the guys and pay and everything? I mean, who's genius idea was that?" .....I think that says it all. And Lance and Kitty go together! :)
Ep about: Kurt, Forge
Mutants we meet: None
Norms we meet: None

Retreat
Going out alone into a National Park? Never a good idea. Somoene tell Beasty-boy that.
Ep about: Beast
Mutants we meet: None?
Norms we meet: None?

Hex Factor
Pietro's family reunion. Goodbye Tabby, hello Wanda!
Ep about: Pietro, Wanda
Mutants we meet: Wanda
Norms we meet: Agatha Harkness [was she normal?]

Day of Reckoning I
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Day of Reckoning II
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Day of Recovery
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The Stuff Of Heroes
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Mainstream
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The Stuff Of Villains
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Blind Alley
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X-Treme Measures
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The Toad, The Witch and The Wardrobe
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Self Possessed
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Under Lock & Key
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Cruise Control
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X23
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Dark Horizon I
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Dark Horizon II
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Impact
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No Good Deed
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Target X
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Sins of the Son
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Uprising
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Cajun Spice
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Ghost of a Chance
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Ascension I
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Ascension II
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