It doesnt take that long to close a game, so it might not make the game about a lot of combat steps, but its a great blocker and an attacking threat thats worth protecting with counterspells, which is a line that youll often have to cross to get blue players interested in this sort of thing
Honorable Mention: Titania, Gaea Incarnate Titania, Gaea Incarnate is a meld case in which Titania, Voice of Gaea and Argoth, Sanctum of Nature do not animate a land, but Titania, Gaea Incarnate does
Green is probably the weakest color when it comes to card draw nowadays
This is because, if you've dealt combat damage to a player with the Hope of Ghirapur, it can be sacrificed, preventing that player from casting noncreature spells until your next turn, causing serious headaches for any deck that revolves around any card type besides creatures