Your favorite "little things" in the Wario Land series

Wario manuals being amazing is no secret and here's something fun:

From the american Wario Land 4 manual. Would already be fun on it's own, but then I took a look at a certain page in the Wario World manual again and, well:

Never put the pieces together before, but this is Roachie, still stuck in Wario's head.

Wario manuals are so good there's even continuity.
I have always liked collecting coins and gems, anytime I play any wario game these days I make it my mission to collect every single coin. Even if it does nothing, it just feels good
Despite having brutal force, the games force you to use your head. Wario could easily beat the first original Super Mario games by just bashing through the levels.