WotCs continued focus on Commander has led to many more legends getting printed, so Galina has plenty of targets
Seven mana Raven's Crime is pretty much the nut low for discard, even if it is exile and even if you can do it every turn
Bargain does most of its work in white/black, but will likely have a good showing in blue as well
Meet the Beyond Booster How can you start your freerunning through the sights and cards of Magic: The Gathering Assassin's Creed
There are a few permanent that give you multiple shots (Infernal Tribute is an example), but not many
Instead, green doubles down on brute strength with the trample ability, which lets big creatures blast through the defenses of smaller blockers, and the fight mechanic, which forces weak enemy creatures to trade blows with yours even outside of normal combat