For example, Derevi, Empyrial Tactician likes having a bunch of little and elusive creatures in play to control the game, while Narset, Enlightened Master ends games by itself in a deck with no creatures
Of course, Tidus sort of peaces out at the end of the game, leaving Yuna all alone
One of the secrets to that success was the decks prioritization of Trainer cards that were always playable and could search for one or more specific cards, discard cards from the hand, or do both
Legal in Brawl, Historic Similar Cards Davriel, Rogue Shadowmage $0.29 / 0.17 Ashiok, Wicked Manipulator $0.54 / 1.04 Davriel's Shadowfugue $0.11 / 0.07 Angrath, the Flame-Chained $4.36 / 2.34 Sorin the Mirthless $3.27 / 6.26 Professor Onyx $7.89 / 4.32 Sorin, Imperious Bloodlord $5.41 / 5.36 Ob Nixilis, the Adversary $2.50 / 3.36 Liliana, Untouched by Death $1.75 / 1.92 Liliana, Waker of the Dead $6.25 / 7.02 Dakkon, Shadow Slayer $0.66 / 0.52
And Paldean Fates contains a ridiculous 132 of them