Note that some permanents have abilities that allow them to transform in both directions, but for some creatures, it's a one-way journey
2 Embercleave Part combat trick, part Equipment, Embercleave is a classic game-ending win condition for aggro decks, provided you can get enough creatures on the board to bring that cost right down
It's basically Mana Confluence, and in many scenarios, it's even better since you can generate colorless mana without pain
Rilsa is all about finishing the dungeon, and if you do, she has deadly rewards for your creatures
After a couple days of Mark Rosewater reiterating his belief that the Mystery Booster Playtest Cards shouldnt have been made, Wizards announced well be getting a chance to play with them again
While these metrics are a solid foundation for in-print Standard-legal sets, what about if you move towards Pioneer, Modern, or Legacy