Board Thread:General Nerf discussion/@comment-24743922-20140427165607/@comment-1585211-20140507193928

Judging from online images, perhaps two or three Reais in 5 or 10 centavos as I don't know the width of the coin when compared to a penny. Two might be the best and safest bet at the moment.

Sorry for not having a conclusive answer for you.