Nature Is Adorable

Level up {1}{G} ({1}{G}: Put a level counter on this. Level up only as a sorcery.) LEVEL 1-4 1/2 {T}: Add {G}{G}. LEVEL 5+ 1/4 Elves you control have "{T}: Add {G}{G}."

Whenever one or more creatures you control deal combat damage to a player, tap all lands that player controls and untap all lands you control.

{1}{G}, {T}: Target creature you control fights another target creature.

Flash (You may cast this spell any time you could cast an instant.) You may cast green creature spells as though they had flash.

A deck can have any number of cards named Shadowborn Apostle. {B}, Sacrifice six creatures named Shadowborn Apostle: Search your library for a Demon creature card, put it onto the battlefield, then shuffle.