Raichu

You may sacrifice a creature named Pikachu
and pay {e} rather than pay this spells mana costs.
At the beginning of your upkeep get {e}{e}.
First strike, vigilance, haste Pay {e}: Raichu gets +1/+0 until end of turn, or tap and detain target permanent. {t}, Pay {e}: Raichu deals damage equal to its
power to target attacking or blocking creature. If
that target has flying, is blue or an artifact, this