For one blue mana, Training Grounds reduces the cost of activated abilities of your creatures by two generic mana
#7: Zinnia, Valleys Voice The pre-con Commander of Family Matters, Zinnia, Valleys Voice makes full use of Bloomburrows Offspring mechanic to build both tall and wide, overrunning opponents and setting up a flying Commander damage win
If you didnt know anything about the artist, this news might be a bit surprising
This makes it almost impossible for players to attack you without a concerted effort, setting you up to be in a leading position from early on in the game
Royal Assassin only costs 3 to get out, and it only needs to tap to destroy a target creature
If your opponent controls Thalia, Guardian of Thraben and you cast a noncreature spell via flashback, you still pay Thalias tax on top of the flashback cost