Youd have to evolve it into Brocks Rhydon specifically
If at least one opponent has more life, creatures, or cards in hand than you, you'll get the appropriate bonus
If you do, you gain 4 life, draw four cards, put four +1/+1 counters on him, and he deals 4 damage to each opponent
Yuriko, the Tiger's Shadow is the best ninja commander and happens to work nicely with big, expensive spells like Time Stretch
Cast-from-exile decks are inherently strong because their mechanics rely on drawing cards
Like our other sections, the life drain is split into two categories, and first up is our aristocrats: The Meathook MassacreThe Meathook Massacre Bastion of RemembranceBastion of Remembrance Vengeful BloodwitchVengeful Bloodwitch Zulaport CutthroatZulaport Cutthroat Blood ArtistBlood Artist These will help with the slow whittling of your opponent's life totals, all the while buffering yours