Cool game but looks like some credits are missing, perhaps even more
CC-BY-NC Sounds
synthetic low-rev engine.wav by Timbre
Artillery Explosion (Close) (Mixed) by EvanBoyerman
CC-BY Sounds
MECH STEPS - 2.wav by jdpstar
16-Explosion.wav by SgtPepperArc360
CC0 Sounds
goreSplat.wav by ThefitzyG
Falling Bomb.wav by Daleonfire
wind.mp3 by Topschool