Missing Number

During your end step, place a time counter on
Missing Number. When Missing number has
5 time counters, sacrifice it.
Colored spells cost {1} in addition to their other casting costs.
Add one to each players' maximum hand size.
{c}: Pay {e}. Sacrifice Missing Number. Create a Missing Number token that has text identical to
this card. It starts with 0 time counters.
"What do you mean, it's an integer between 5 and 6?
How does that even work!?"