At the beginning of your upkeep, if an opponent controls three or more creatures, sacrifice Defense of the Heart, search your library for up to two creature cards, put those cards onto the battlefield, then shuffle.
[+1]: Create three 1/1 white Soldier creature tokens. [–3]: Destroy all creatures with power 4 or greater. [–7]: You get an emblem with "Creatures you control get +2/+2 and have flying."
{2}: Enslaved Scout gains mountainwalk until end of turn.
"Her soldiers' hatred for the Goblins is tempered only by their need for what the Goblins alone hold: knowledge of their mountain home." —King Darien of Kjeldor