Khila's Outpost

Bloodsoak — When Khila's Outpost enters the battlefield, you may sacrifice a creature. If you
do, put a number of +1/+1 counters on it equal
to its power.
{t}: add {r} to your mana pool.
{2}{t}: add {r} to your mana pool for each +1/+1 counter on Khila's Outpost.
"It was never the same, after the war."