Espeon

You may sacrifice a creature named Eevee and pay {w/u} rather than pay this spells mana cost.
First strike, absorb 2
Whenever a spells or abilities your opponents
control targets Espeon, change its target to a
target of your choice other than Espeon instead. {1}, {t}: Target player loses X life unless they
control a creature. If they do, target creature they
control gets -0/-X until end of turn instead.
X is Espeon's toughness plus 2.