You get to draw tons of cards, buff your creatures, gain life, and ramp two mana
Each Jumpstart booster pack has 20 cards, including lands, centered around a randomized theme
Cards that force each opponent to either discard cards or sacrifice permanents are quite strong
Five mana is a little overcosted on face value, but if you can make use of the bodies, Head of the Homesteads going to be an auto-include in the decks where it matters
Rime Druid a one Green Mana casting cost 1/2, or the anti-Savannah Lions, was also a huge boost to speed for green as was Tarpan, a cheap 1/1 that gave you a life and Tinder Wall
Smallpox Cat Watch This card sees little enough play, but when you add in a cat like this, that might be all it needs to get expensive