Alternatively, cards with incredibly strong internal synergy, like Arcades, the Strategist or Tom Bombadil, are amazing in bracket three
Well, obviously you are paying two life for scry 2, which is contextual, but there is more going on
One of the first truly tier-one competitive decks was a blue-based control deck known simply as The Deck, innovated by early Magic pro Brian Weissman
It uses cards from previous sets and doesnt have any unique cards
This isnt restricted to just creatures or lands, you can reset high-value artifacts or even use it to double up on Bloom Tenders mana production
Grafted Wargear is another option, also granting +3/+2, but it's a serious commitment