I only use Kiora's Follower and Bloom Tender due to their raw power and previously described interactions, but Priest of Titania and Devoted Druid (for its Necrotic Ooze upside) have some merit as well
We've got a few Lands which do other things, like Rogue's Passage (which gets our Equipped Creature through), Castle Ardenvale (which makes more Creatures), Emeria, the Sky Ruin (which buys back our dead stuff), and Maze of Ith, which can save us from a certain death
An ideal mana curve favors cards that cost less mana to play, such as two to three, with cards requiring four, five, and six or more mana cards fewer in number
The halfling can only help cast legendary spells but prevents those spells from getting countered
Exploration Exploration is a great ramp spell, but it does have a significant weakness: Oftentimes, youll just run out of lands