Many creatures in MTG have lifelink if you control a lifelink creature
Planechase - September 4, 2009 Archenemy - June 18, 2010 Planechase 2012 edition - June 1, 2012 Planechase Anthology - November 25, 2016 Archenemy: Nicol Bolas - June 16, 2017 Explorers of Ixalan - November 24, 2017 Ravnica: Clue Edition - February 23, 2024 Magic: The Gathering sets FAQ Above are all the sets, right back to the very beginnings of Magic: The Gathering, but if you're new to the game, some more info might be in order
That creature will still fight even if it doesnt get those bonuses
Maybe the defensive potential of steel
Plenty of decks rely on a single big threat, whether its Troll of Khazad-dm or Tolarian Terror