Venus Mantrap

Whenever a creature enters the battlefield under your control, you may have Venus Mantrap deal damage equal to its power to that creature. Do this only once each turn.
Whenever a creature dealt damage by Venus Mantrap this turn dies, choose one—
• Put a +1/+1 counter on Venus Mantrap.
• Put a vigilance counter on Venus Mantrap.
• Put a trample counter on Venus Mantrap.
{bull} Put a reach counter on Venus Mantrap.