Sorin and Nissa,

+2: All creatures you control get +3/+3 and has haste, vigilance, menace, and lifelink.
-4: Put 5 +1/+1 counters on up to one target noncreature land you control. Untap it. It becomes a 0/0 Elemental creature with haste and lifelink.
-10: Untap up to 6 target lands you control. They become 7/7 Elemental creatures with flying and haste. They're still lands.