Nightcrawler, Uncatchable

{2}: Exile Nightcrawler, then return it to the battlefield under its owner’s control.
Teleport — Any player may activate this ability.
Pay (X), where X is the number of teleport counters on Nightcrawler. If you do, gain X life,
then target player gains control of Nightcrawler and puts an additional teleport counter on it.
When Nightcrawler enters the battlefield under a player’s control, it deals damage to that player equal
to the number of teleport counters on it.