Starlet gets giant powder puff slammed into her face

A young starlet being interviewed by Morph on his talk show gets a giant powder puff slammed into her face from Marvel Comic's Exiles #19 (2003)

Rogue pranked

Rogue gets pranked by Iceman into jumping off a diving board straight into an iced-over pool from Marvel Comic's X-Men #38 (1994)

Shanna gets wet and messy

Shanna the She-Devil and Wolverine make their way through the treacherous Savage Land; enduring the elements, muddy terrain, as well as the native predators...

However, after being caught in the middle of a conflict Shanna is left mortally wounded with her only chance being that of an ancient ritual...   

Taken from Marvel Comic's Savage Wolverine #2 and #4 (2013)

Kriss of Valnor falls face first into muck

Wading through the swamp, Kriss of Valnor, too busy admiring herself in her mirror, trips and falls face first into the muck. Demanding help from the gleefully onlooking Aaricia, the two end up scuffling in the mire. Taken from the English translation of the Belgian comic book Thorgal #5 (2009)  

Wasp covered in slime

Wasp gets ingested accidentally by Thor during battle and ends up getting regurgitated from Marvel Comic's the Ultimates 2 #5 (2005)

White Rabbit (and Arcade) fall into mud pit

White Rabbit (and Arcade unfortunately) fall into a mud pit. To add insult to injury, White Rabbit also gets egg in her face, literally. From Marvel Comic's Wolverine & Black Cat - Claws II #3 (2011)