The most common and most likely answer to this crossword clue is the 8 letter word MAGICIAN
I've seen this crossword clue in The Times
M
A
G
I
C
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A
N
More clues leading to the result MAGICIAN
- Eastern trio facing gaol, admitting one's a trickster
- Soldier spies, having infiltrated staff as trickster
- Wizard guy conceals all-American private intelligence
- Tricky fellow‘s raving maniac imprisoning soldier
- Expert speller?
- Publication I discontinue, about one stage performer
- Genius CGI animations, only half animated
- Wizard publication here in France, with covers from American
- Man purchasing a grand old British company’s a charmer
- Christmas visitors can include one conjurer
Buddy explains!

The straight part
We know that "trickster" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case trickster = magician.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does MAGICIAN mean?
MAGICIAN noun- A person who plays with or practices allegedly supernatural magic.
- (sometimes derogatory) A spiritualist or practitioner of mystic arts.
- A performer of tricks or an escapologist or an illusionist.
- An amazingly talented craftsman or scientist.
- A person who astounds; an enigma.