Tovolar has card draw attached to it, has a way to auto-transform your board, and a way to push damage through when he transforms
Well, the most common way is probably going to be to use an effect like Wish (which is also in Mystery Booster 2 ) or Cunning Wish to either bring Can't Quite Recall into the game or let you cast it from outside the game
With Basilisk Collar, an artifact equipment, Ragost gains deathtouch and lifelink, meaning that its ability to sacrifice a Food to deal 3 damage to all opponents actually gains you 9 life in the process (assuming all three other Commander players are still at the table)
The five colors of mana are White, Blue, Black, Red, and Green
Fortunately we have a few tricks to always guess correctly, such as Telepathy and Glasses of Urza to peek at opponents' hands and bounce like Gust of Wind to return cards to hand in order to guess them