You need 5 mana just to get started, and then time
You can even control the board with Vona, Butcher of Magan and Font of Agonies
Some creatures, like Talus Paladin, have an additional ability tacked onto that one, but its important to note that most keyword abilities are redundant: theres no benefit to a creature having two or three instances of lifelink, vigilance, flying, or most other common effects
All Bloomburrow cards featured at MagicCon Amsterdam Carrot Cake A Food Artifact following on from the token types successful expansion in Tales of Middle Earths Food and Fellowship Commander deck
The MTG Foundations release could result in some of these cards dropping in price, but its a bit too early to tell
When grading, you pay for the value of graded cards