Arbiter Thel 'Vadam

The Great Journey — When an artifact enters the battlefield under your control or an opponent's creature dies, target creature can't attack or block
this turn.
At the beginning of your upkeep, you may pay {2} any number of times. Arbiter Thel 'Vadam
gains that many abilities of your choice from first strike, vigilance, deathtouch, menace, and
hexproof.