astonishment
blow
bomb
bombshell
catch
earthshaker
eye-opener
joker
kicker
peripeteia
revelation
shocker
staggerer
startler
surprisal
surprise
surprise ending
surprise package
surprise party
switch
thunderbolt
thunderclap
bang
general-purpose bomb
gp bomb
hit
smash
smasher
strike
block
blockbust
bust
Blackstone
feature-length
hardcover
indie
long-awaited
phenique
science fiction
self-titled
superhero
upcoming