When this creature enters the battlefield, create that many tokens that are copies of it.) Menace (This creature can't be blocked except by two or more creatures.) Once you announce that you're casting Ruthless Radrat, no player may take actions until you're done casting it
And cards that sacrifice lands tend to be a lot more mana efficient than cards that sacrifice artifacts, since the cost of crippling your mana base is assumed to be higher
There are enough wolves and werewolves in standard to ensure a solid tribal deck with fast attackers and huge endgame swingers on the Tovolar's nightbound side, when you get to pump all your extra mana into its attack buffs
There's four of these in the set: Clive, Jill, Joshua, and Dion
As long as you're tapping untapped stuff, you can spend mana and choose from those options
Its a super concise choice