You can tap down a terrifying attacker before it swings at you, or get rid of Orcish Bowmasters and its amassed army at the same time
Provoke the Trolls Okay it's a nuke that can also be used to give a creature +5 damage, and could have some hilarious upsides, like with Brash Taunter and Stuffy Doll, but 4 mana is probably too much
Surveil isnt the best mechanic for that, but it can work, depending on the build
Its a huge amount of mana for all of those abilities, but things were different back when it was printed, so be nice to the old thing
But thankfully it's a "play" vs cast trigger so if you end up with a land and haven't made your land drop you're okay
During your turn, prevent all damage that would be dealt to Frodo