Simic has no concerns about casting spells on other players turns, so Rashmi can draw multiple cards a turn cycle and even get some value off casting free spells
You can put both triggers on the stack, then resolve Displacer Kitten's first, have it blink The Fourth Doctor, then trigger The Fourth Doctor and generate a Food Token
The Saga mechanic from the upcoming set Dominaria seems like a great mechanic, but creates a new visual layout for the card the text box is over the card type, for example while it makes it more unique it also adds cognitive noise
Ugin Planeswalkers of the past have often been splashy, powerful, and valuable
Ardent Dustspeaker Bsium Strip Caller of the Claw Chandra, Heart of Fire Charmed Pendant Circling Vultures Dralnu, Lich Lord Gandalf of the Secret Fire Glacierwood Siege Izzet Chronarch Kumano's Blessing Magmatic Channeler Memory Plunder Mirror Golem Muck Drubb Mystical Teachings Necromancy Nucklavee Patron of the Nezumi Repopulate Scrivener Sins of the Past Spellweaver Volute Stonecloaker Tablet of Discovery Teroh's Vanguard Thor, God of Thunder Toshiro Umezawa Twilight's Call Unearth