Those turn-arounds will be more common in Tales of Middle-earth , in part due to the near-universality of Foods as a source of lifegain
Ninjutsu isn't going away, but it's more likely we'll see Sneak in future sets moving forward
This enchantment forces your opponents to sacrifice creatures when you do, and when you're sacrificing multiple creatures a turn, it makes it incredibly difficult for your opponents to stabilize
Then when it attacks or blocks, your other Rats get power and toughness boosts equal to your Rat count
Nuka-Cola Vending Machine This Nuka-Cola Vending Machine gives a ton of value, even if you arent going immediately infinite with Peregrin Took
Yorion, Sky Nomad got the boot out of Modern due to creating a strategy that constantly went to time in tournament play (the deck was also very powerful)