Caleb Trask, Azalea Grower

Whenever Caleb Trask attacks, you may reveal
the top card of your library. If it's a creature card,
you may put it onto the battlefield tapped and attacking. If you do, exile it at the beginning of
the next end step.
Counting (At the beginning of your upkeep,
you may put a +1/+1 counter on this creature
for each other creature with Counting.)
Stop waiting on the flowers