Osh Kosh B'Josh

Reach - This creature can block creatures with
flying.
For each mana spent on {x} while casting
Osh Kosh B'Josh, add a +1/+1 neck growth
counter. If 8 or more mana was spent this way,
target player reveals his or her hand and laughs
at the level of difficulty involved in Osh Kosh
B'Josh holding up his own head.