the most powerful card ever to be created. this can be used in ANY argument.
even in the most serious moments. nothing can beat it, besides the second most powerful one..the two words..."No u"
it scares me, just typing it.
Katie: "I'm taking the kids!"
Jack: *pulls out a uno reverse card*
Katie: "NOOOOO"
See what i mean? the reverse uno card can be used in the most serious moments.