Sanguinius, Great Angel

Flying, first strike
Pay 5 life, sacrifice 2 warriors: This creature
gains +5/+5 and "Whenever this creature
attacks, destroy target creature defending player
controls" until end of turn. Whenever
Sanguinius, Great Angel dies, creatures you
control gain this ability.
"He has the vision and strength to carry us to victory,
and the wisdom to rule once victory is won."
—Warmaster Horus praises his brother Primarch Sanguinius