<< More images of William in Season 3
Earth[]
William surprisingly returns.
He remembers nothing, according to him...
Talking to the gang in William Returns.
William doesn't like it that Odd is "doing some test".
Ruffling Odd's hair after he tests if William is still X.A.N.A.-fied.
Visiting Aelita in her room.
William reveals X.A.N.A.'s possession to Aelita.
In the lift.
Seen in a flashback.
Exhausted after being scanned.
He is ready to fight X.A.N.A. and his monsters.
X.A.N.A. William returns to Earth
Looking up to the survelliance camera
Fighting Jeremie in the Supercomputer room
X.A.N.A. William is not amused with his clone
Fighting the William Clone.
Possessed William uses the supercomputer.
A Translated William deflects Yumi's fan.
William deflects Laser Arrows.
He's doing it well..
..but later gets hit.
Using his digital power, William closes the door to prevent Odd and Yumi from leaving.
As seen in Cold Sweat.
Yumi defends herself from William's Zweihänder.
William is getting really mad now.
Odd about to hit William.
Coming out of the scanner in Down to Earth.
Reassuring his parents that he's fine, in Down to Earth.
With his parents in Down to Earth, and also waving at Yumi
William distracts Sissi to help Lyoko Warriors escape.
Teasing Sissi while his fellow Lyoko Warriors escape.
Rejected, he decides to test his lucks on another girl.
Seems disappointed.
Being possessed by X.A.N.A. yet again.
Possessed William faces off with Yumi in the Assembly Room.
Looking at Yumi in Fight to the Finish.
About to passing through a wall.
Possessed William about to attack Ulrich in Fight to the Finish.
X.A.N.A. leaves William's body.
Quietly asking Yumi if they've shut off the supercomputer.
Looking surprised when her answer is no.
Talking with Yumi in Echoes.
Watching Yumi walk off.
Virtual[]
Appearance.
X.A.N.A.-William's ID Card.
Being virtualized with an unconscious Aelita in Sector 5.
William approaching Aelita in Arena.
Using Super smoke to attack Aelita in Sector 5.
Using Super Smoke at Aelita.
Surprised by an Energy field.
Facing Ulrich.
Using Super smoke to flee away from Ulrich in Sector 5.
Facing Aelita in William Returns.
About to attack Aelita.
Dodging an Energy Field.
About to attack Aelita.
William take Aelita with Black Manta.
Riding the Manta in the empty Desert.
William levitating.
Levitating using his sword above the Digital Sea.
Possessed William in the Desert Sector.
Black smoke surrounds him as he uses Tower Control.
Concentrating.
He takes a stance before levitating.
Distant Tower Control.
Focusing..
Standing with two Tarantulas, ready to facing Lyoko Warriors.
William skips Ulrich's Overbike.
Fighting Ulrich in Double Take.
Rival face off in the Desert Sector.
William devirtualizes Ulrich.
Staring at Aelita.
Blocking Aelita's Energy Field.
Smiling as he confronts Yumi.
Encountering with Yumi.
Romantically stroking Yumi's cheek before pushing her to the Digital Sea.
About to slice Yumi's Tessen Fans.
Devirtualizing Yumi in Opening Act.
With Zweihänder about to fight Krabs.
Seen in Wreck Room.
William is saved from the Krab just in time.
William attacks a Krab in the Desert Sector.
He delivers the final blow.
In the Desert Sector.
Holding his sword with one hand to attack.
Seen in Skidbladnir.
Noticing Ulrich sneak up..
Attacking the Skidbladnir!
Commanding the Krab in Crash Course.
Walking closer to Aelita with the activated tower behind him.
William slicing Yumi at the mid-air.
Charging towards Odd in Replika.
William hits Odd.
About to stomp on Odd's hand.
Ordering the monsters to attack the Core of Lyoko.
Watching as X.A.N.A.'s monsters fight the Lyoko Warriors.
Standing with two Tarantulas.
Sneaking up behind Yumi in a tower in The Lake.
Appearing behind Yumi inside an activated tower
William kicks Yumi...
...and is about to devirtualize her...
...but stops when she reminds him that he was a Lyoko Warrior
Trying to break out of X.A.N.A.'s possession.
It seems very painful.
Looking up to Yumi, seems has returned to his old self.
With William out of X.A.N.A.'s grasp, Yumi tries to help him…
A still-possessed William about to attack Yumi.
Driving the Rorkal in Lost At Sea.
Tarantula riding in the Forest Replika.
About to destroy Yumi's Tessen Fans.
Enters a Tower.
Inside a tower in Lab Rat.
Walking to the center of the platform..
About to enter Code: X.A.N.A.
Just put in Code X.A.N.A..
Preparing to fight Aelita.
Odd's Laser Arrows cannot hurt him while he's using Super Smoke.
"Supersmoke!"
William's map icon is blue in Bragging Rights.
Facing off against Odd and Yumi in the Sector Five Replika
William looking worried as he's cornered...
...and flees to the Digital Sea as the Replika is about to be destroyed
Riding in the Ice Sector.
Jumping off the Tarantula before being hit by the Overbike.
"You lose no matter what, Aelita!", William says after Aelita destroy the Simulation Bubble.
Angrily devirtualize Aelita in Distant Memory.
About to be devirtualized by the rock pillar in Hard Luck.
Racing against Aelita to get to the tower in Guided Missile.
Capture Aelita in Super smoke.
His hand hitted by Yumi's fan.
"Nice Shot Aelita", William says after Aelita unintentionally devirtualize Odd.
Holding her over the Digital Sea.
"Victory!"
He desperately waiting for Franz Hopper, still not knowing Aelita's trick.
About to get devirtualized by Yumi's Tessen Fans in Music To Soothe the Savage Beast.
Riding his Black Manta in Down to Earth.
Standing on the shoulder of Kolossus.
Laughing at Ulrich's and Yumi's useless attempt to attack the Kolossus.
Fighting Ulrich on the Kolossus.
"Victory!", William says when the Kolossus approaching the Skidbladnir..
..before he devirtualized by Odd from behind, thus freeing him from X.A.N.A.
Possessed William in a flashback in Echoes.
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William in the Season 4 trailer
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William in another version of the Season 4 trailer