Izuku despite having an IQ of over 400 he's still quirkless and upon All Might telling him he can't be a Hero he decides to put his intelligence to good use by creating the Power's based on his favorite comics... The Speed Force.
Izuku: Wally West? Meet the Source of my power... The Neutral Speed Force
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Wally: Like... The Flash?
Izuku: Indeed... I created this power about a month ago
Wally: ...
Wally looks around at the constant lightning
Wally: So why did you bring me here?
Izuku: Surely you already know
Wally: Heh... Give me Speed
Izuku: Correct!!
Wally: Is it because of my name? Wally West?
Izuku: HA! Partially... But the main reason is you had the courage to do something I never did
Wally: And what's that?
Izuku: Try to join UA despite being Quirkless... If I had never created this power I would of never of attempted to join UA because at my core... I'm a coward always have been and always will be but YOU did it despite the odds against you... And I respect that... So what do you say? Do you want this Power?
Wally: I accept
Izuku: Hmph... Good
Izuku walks over to The Tachyon Device and brings it back over to Wally
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(Incase you forgot)
Izuku: Put this on you chest
Wally: Ok...
Wally puts The Tachyon Device on his chest
Wally: So now what?
Izuku: NOW you run around the track above us and while your running I'll turn on The Tachyon Device and that will attract the Neutral Speed Force to you and walla you'll have Super Speed
Wally: Got it
Wally starts to walk to the track but he stops
Wally: Hey Izuku?
Izuku: Yes?
Wally: What you said about you being a Coward?
Izuku: Yeah?
Wally: It takes courage to admit your a Coward... Don't forget that
Wally starts running around the track
Izuku: ... Hmm
Izuku turns on The Tachyon Device and that draws The Neutral Speed Force lightning to Wally instantly giving him Speed causing him to start running around the track at Super Speeds
Izuku: Hey Cortana?
Cortana appears
Cortana: Yes Boss?
Izuku: What's his speed?
Cortana: Currently he's moving at Mach 8
Izuku: Hmm... HEY WALLY CAN YOU GO FASTER!!
Wally: YES!!
Izuku: THEN DO IT!!
Wally: OK!!
Wally Speeds up
Izuku: So Cortana?
Cortana: Yes Boss?
Izuku: What's his Speed now?
Cortana: Mach 15 and rising
Izuku: When he goes past Light Speed tell him to stop, inform him of the Negative Speed Force side affect, do the same tests you did on me and after that tell him to meet me in the Suit Room
Cortana: Understood Boss
Izuku: Good...
Izuku speeds away
After a few minutes Wally walks into the Suit Room
Wally: So what am I here for?
Izuku: Your here to get your suit!!
Izuku turns around showing Wally his suit
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(Wally's Suit)
Wally grabs the Suit
Izuku: Well?
Wally: A Kid Flash Costume?
Izuku: Well I'm The Flash and The Flash needs a Kid Flash
