MCU GotG vs. Master Chief from Halo. Book feats etc allowed for Chief.

Fight in a forest, starting 300 meters apart.

Guardians roster:

Star Lord
Rocket
Teenage Groot
Gamora
Nebula

Gamora and Nebula have swords and energy pistols from their movies.

Chief has:

Cortana
Assault Rifle
Hydra rocket launcher
Plasma Pistol
Energy Sword
2x frags and 2x plasma grenades.