Alien Kiss

Creatures that have protections, shroud or
hexproof can be targeted this turn.
Gain control of target creature with X CMC or
less and untap it. It gains haste, deathtouch &
double strike.
Sacrifice that creature at end of combat and
put a 1/3 token Egg into play with "When this
creature dies, search your library for creature with
X CMC or less, where X is what was spent on
Alien Kiss.