Drowned
https://minecraft-heads.com/custom-heads/humanoid/63366-drowned-villager (Suggestion by @atomik_eguzunkayra)
https://minecraft-heads.com/custom-heads/humanoid/54285-drowned-pirate
https://minecraft-heads.com/custom-heads/humanoid/50434-drowned-captain
https://minecraft-heads.com/custom-heads/humanoid/62402-drowned-captain

Husk
https://minecraft-heads.com/custom-heads/humanoid/52520-smiling-husk
https://minecraft-heads.com/custom-heads/humanoid/57589-mummy-husk

Zombie
https://minecraft-heads.com/custom-heads/humanoid/52522-smiling-zombie
!https://minecraft-heads.com/custom-heads/humanoid/56627-frozen-zombie
!https://minecraft-heads.com/custom-heads/humanoid/41301-gray-zombie
https://minecraft-heads.com/custom-heads/humanoid/60468-elite-zombie
https://minecraft-heads.com/custom-heads/humanoid/57740-acid-spitter-zombie

Skeleton
https://minecraft-heads.com/custom-heads/humanoid/40335-skeleton-with-glow-squid-hat
https://minecraft-heads.com/custom-heads/monsters/60558-sculk-skeleton-skull
https://minecraft-heads.com/custom-heads/humanoid/60471-skeleton-tier-1 (red)
https://minecraft-heads.com/custom-heads/humanoid/58070-samurai-skeleton

Wither Skeleton
https://minecraft-heads.com/custom-heads/humanoid/47961-superior-wither-helmet
https://minecraft-heads.com/custom-heads/monsters/53877-soul-sand-creeper
https://minecraft-heads.com/custom-heads/humanoid/60467-elite-wither-skeleton
https://minecraft-heads.com/custom-heads/humanoid/60466-wither-skeleton-tier-1 (green)
https://minecraft-heads.com/custom-heads/humanoid/60465-wither-skeleton-tier-2 (green + cage)

Stray
https://minecraft-heads.com/custom-heads/animals/55412-stray-pig

Piglin
https://minecraft-heads.com/custom-heads/monsters/46187-piglin (Monocle)
https://minecraft-heads.com/custom-heads/humanoid/35367-warped-piglin
https://minecraft-heads.com/custom-heads/humanoid/57197-piglin-king
https://minecraft-heads.com/custom-heads/humanoid/52828-chief-scorn (King alternate)
https://minecraft-heads.com/custom-heads/humanoid/53068-piglin (Eyepatch)

Vindicator
https://minecraft-heads.com/custom-heads/humanoid/37460-chef-vindicator (Chef)

?
https://minecraft-heads.com/custom-heads/humanoid/37383-three-eyed-steve
https://minecraft-heads.com/custom-heads/humanoid/23877-dead-illusioner
https://minecraft-heads.com/custom-heads/humanoid/23866-drowned-witch
https://minecraft-heads.com/custom-heads/monsters/52765-sculk-monster
https://minecraft-heads.com/custom-heads/humanoid/54256-robot
https://minecraft-heads.com/custom-heads/humanoid/55895-corrupted-skeleton?
https://minecraft-heads.com/custom-heads/humanoid/50077-pilot-skeleton?
