Characters wear period -
appropriate costumes where possible, too — so in SF Alpha Birdie is ripped and in his prime, lacking the beer belly he has in SF5.
Most of the zombies are in
thematically appropriate costumes, destroyed Christmas decorations are everywhere, and the pause screen is inundated with jolly Christmas tunes.
Show up for a build fort day, a tea party, making mud pies or sand castles, water play in the kiddie pool, etc.,
wearing appropriate costumes.
The internet is thankfully full of creative but lazy Halloween enthusiasts willing to share their best ideas for work -
appropriate costumes.
While I understand their motives, from a child development perspective I don't think that
an appropriate costume needs to be a happy, smiley thing.
appropriate costumes, sets a good style and fashion can really surprise some people the first year.