Fallen Comrade

Whenever a legendary creature that you control
dies creatures you control gain +1/+1 and
vigilance until end of turn if it is your turn untap
all creatures you control and there is an additional
combat step this turn. Followed by an additional
main phase.
"Thank you. You were very kind to me. I... hope to
do right by you, and make it up to you one day."
-Fjord