Games like Highway Hijinks
Games like Highway Hijinks include Megabonk, Hades, Vampire Survivors, Risk of Rain 2, and Carmageddon: Rogue Shift. We matched them by the tags players give Highway Hijinks on Steam (Action Roguelike, Runner, Combat Racing, Roguelite, and Racing): closest matches first, and among equally close ones the better-known games.

Megabonk
Shared: Action Roguelike · Roguelite · Roguelike

Hades
Shared: Action Roguelike · Roguelite · Roguelike

Vampire Survivors
Shared: Action Roguelike · Roguelite · Roguelike

Risk of Rain 2
Shared: Action Roguelike · Roguelite · Roguelike

Carmageddon: Rogue Shift
Shared: Combat Racing · Action Roguelike · Roguelite

Tokyo Xtreme Racer
Shared: Racing · Driving · 3D

Need for Speed™ Heat
Shared: Racing · Driving · Combat Racing

The Binding of Isaac: Rebirth
Shared: Action Roguelike · Roguelike · Indie

The Binding of Isaac
Shared: Action Roguelike · Roguelike · Procedural Generation

Hades II
Shared: Roguelite · Action Roguelike · Roguelike

Skul: The Hero Slayer
Shared: Action Roguelike · Roguelite · Roguelike

Soulstone Survivors
Shared: Action Roguelike · Roguelite · Roguelike

FlatOut 2
Shared: Combat Racing · Racing · Driving

LORT
Shared: Action Roguelike · Roguelite · Roguelike

Disney Speedstorm
Shared: Racing · Combat Racing · Driving

Nuclear Throne
Shared: Action Roguelike · Roguelike · Roguelite

Death Must Die
Shared: Action Roguelike · Roguelite · Roguelike

Dead Cells
Shared: Action Roguelike · Roguelike · Roguelite

Gunfire Reborn
Shared: Roguelite · Roguelike · Action Roguelike

Streets of Rogue
Shared: Action Roguelike · Roguelite · Roguelike

Need for Speed™ Unbound
Shared: Racing · Driving · Combat Racing

Sephiria
Shared: Action Roguelike · Roguelite · Roguelike

Touhou Dystopian
Shared: Action Roguelike · Roguelite · Third Person

Haste
Shared: Roguelite · Runner · Racing