For the low cost of 1 red mana dealing 3 damage to any target is a rate no other cards can match
In Pioneer, it enables a powerful combo-esque deck where you discard Parhelion II to your dino and use Greasefang, Okiba Boss to cheat it into play
Best of all, it cant target your stuff
When this land enters untapped, you may put target creature card from your graveyard on top of your library
Druddigons Dragon Claw is a good example of why you might want toits a great Pokmon for absorbing hits and chipping away at an opponents HP with its Rough Skin Ability, but unless youre running a - and -type deck, youre unlikely to get the Energy you need to use Dragon Claw from the Energy Zone
While Sleep always leaves them tapped for a turn, it also only targets one opponent