Can EVERYONE Beat Sonic Adventure Without Pressing Up or Down?

Why should Sonic get all the fun of 2D movement in a 3D game?
Playlist of this run:    • Sonic Adventure "Don't Press Up or Do...  
Part 1:    • Can You Beat Sonic Adventure Without ...  

Timestamps:
00:00 Intro
01:01 Knuckles the Echidna
07:57 Miles "Tails" Prower
15:30 Amy Rose
19:01 Big the Cat
20:04 E-102 γ
25:22 Super Sonic

Media sources:
Sonic Adventure DX: Director's Cut (Steam)
Sonic Adventure (footage from J's Reviews)
Sonic Adventure DX: Director's Cut Config Tool
Sonic Origins
Sonic Heroes
Tier List Maker
Ratchet: Gladiator
Sonic Lost World
Sonic Forces
Sonic Generations
Crash Bash
Ice Age: Dawn of the Dinosaurs
Horrible Histories
Amy Hot Shelter TAS by FusionVaria
Fairly OddParents

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