Gyrus, Graveyard Ritualist

At the beginning of combat on your turn, you
may 1 life. If you do, put a +1/+1 counter on
Gyrus, Graveyard Ritualist.
Whenever Gyrus attacks, you may sacrifice a
creature. If you do, Gyrus gains trample
until end of turn.
Whenever Gyrus deals combat damage to a player,
you may exile a land card from your graveyard.
If you do, Gyrus deals that much
damage to each other opponent.