Ling Ling, Raging Rogue

Menace, Devour 1 (As this object enters the battlefield, you may sacrifice any number of creatures.
This permanent enters the battlefield with 1 +1/+1 counters on it for each creature sacrificed this way.)
If Ling Ling, Raging Rogue has five or more
+1/+1 counters on it, at the beginning of
combat on your turn, may choose to have her
gain flying or trample. All other creatures
you control gain the same ability.