If a land you control is simply put onto the battlefield tapped without a replacement effect being applied, it always enters untapped if you control Spelunking
She's basically an Ally doubler in your Command Zone support too
Nuclear Fallout is a killer board wipe to use when you dont have the board advantage
A lot of other notable cards are falling through the cracks by doing so: The Mind Stone and The Soul Stone are, for example, not going to make the list, as well as some other headliners
Thanks to this demand, Elesh Norn, Mother of Machines is easily the most expensive card in the set, as its $30.30 average price tag proves
Usually I prefer combat tricks like these to be any target and not just creatures you control, such as cards like Rogues Passage potentially weaponizing creatures your opponents control