Hints
It is sometimes possible to shoot chickens to continue your combo to the next screen.
To defeat a swag goon without removing his shield use sniper rifle and go for a headshot. For most with shield use this tactic.
You can get a bonus if you shoot an enemy when the warning reticule is on him and before he's launched his projectile.
Tap restart instead of respawn to take you back to the start of the level to try again to get that top score.

Embark on an inspiring mission of human connection beyond the UCA. Sam — with companions by his side — sets out on a new journey to save humanity from extinction. Join them as they traverse a world beset by otherworldly enemies, obstacles and a haunting question: should we have connected?