Trapped Xeno Queen

Defender
At the beginning of your Endstep create an
0/1 xeno egg creature token that says,"At the beginning of your next Endstep
sacrifice this creature and put an 0/1 facehugger into play."
Sacrifice 3 Xenomorphs: Trapped Xeno Queen loses Defender
and can no longer create Egg tokens as long as she remains in play