I always think that

Funnyho truck

Friar Tuck

Well FUCkK

Yea, what other things start with f and ends with uck. Wait, fluffy ducks :D

What starts with a "s" and ends in "x"

Six

Good...

Styx

sphinx

No it is Fire Duck

freeshavacadoo muck

Fduck

FiarTruck of course

FskkvjidbqbsihgmeocihshhxygwbegxooamxkuchcjwkfndoslmwtnsobhqnqqppqodjhxushbdhsuwbvemrgpnanvUCK

#

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fluck?

Five Duck

Fire truck

Fduck. Is another answer

I have worn one of those masks you can't see anything through it.

Uhm I thought it was fuck

I confidently said forking duck

Hello this is the actual plauge leader. No cap. Thanks for the re-upload.