This video shows you a comparison between all original and remake bosses.
Contra Operation Galuga 2024 vs Contra 1987

00:00 Defense Wall
00:41 Sensor
01:20 Guldaf
01:58 Gromaides
03:02 Spidal
03:43 Experimental Heart
04:24 Gordea
05:10 Crustacean Cruiser
06:37 Big Fuzz
08:17 Vicious Slave Hawk
09:09 Shadow Beast Kimkoh
10:23 Emperor Demon Gava