Dreams of Liars

Haste
Trojan: When Dreams of Liars enters the battlefield, choose target opponent and put X
+1/+1 counters on Dreams of Liars. During your
next combat phase it attacks target opponent and cannot be blocked.
During your next end step, remove
half of its +1/+1 counters, rounded up.
"We breach the front gates and attack when they least expect it!"