Troll of Khazad-dum can't be blocked except by three or more creatures. Swampcycling 1 (1, Discard this card: Search your library for a Swamp card, reveal it, put it into your hand, then shuffle.)
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 and put it onto the battlefield, then shuffle.
As Secluded Courtyard enters the battlefield, choose a creature type. : Add C. : Add one mana of any color. Spend this mana only to cast a creature spell of the chosen type or activate an ability of a creature or creature card of the chosen type.
T: Add C. 4, T: Investigate. At the beginning of your end step, if you sacrificed three or more clues this turn, transform Havengul Laboratory. --------------------- Havengul Mystery When this land transforms into Havengul Mystery, return target creature card from your graveyard to the battlefield. When the creature put onto the battlefield with Havengul Mystery leaves the battlefield, transform Havengul Mystery. T, Pay 1 life: Add B.
Return up to two target [black or green] creature cards from your graveyard to your hand. You may cast this spell for 2 (B/G)(B/G). If you do, ignore the bracketed text.
Choose a creature type other than Legend or Wall. Each creature's type becomes that type until end of turn.
Smelt R Destroy target artifact. Herd 5G Create three 2/2 green Elk creature tokens. Saw 1B Destroy target creature. Its controller creates two 1/2 red Half creature tokens.
Other Elf creatures you control get +1/+1. G, T: Put a 1/1 green Elf Warrior creature token into play.
Soldier creatures have vigilance. (Attacking doesn't cause them to tap.) 2W: Put a 1/1 white Soldier creature token into play.
You may pay WUBRG rather than pay Bringer of the Green Dawn’s mana cost. Trample At the beginning of your upkeep, you may put a 3/3 green Beast creature token into play.
Myojin of Cleansing Fire comes into play with a divinitycounter on it if you played it from your hand. Myojin of Cleansing Fire is indestructible as long as it has a divinity counter on it. Remove a divinity counter from Myojin of Cleansing Fire: Destroy each other creature.
Echo Whenever Goblin Marshal comes into play or is put into a graveyard from play, put two 1/1 red Goblin creature tokens into play.
All nonsnow creatures get -X/-X until end of turn, where X is the number of snow permanents you control.