The only abilities you can activate on a card that's in a graveyard are abilities that specifically say that they can be activated when the card is in the graveyard (such as Glory) and abilities that can only work when the card is in the graveyard (usually abilities that return cards from the graveyard to play, such as Undead Gladiator)
First, the card contains a typographical error that is extremely rare in MTGs history: the cards name is missing the Ae at the start of the word Aerathi. Second, the dude depicted in the art has a 36-pack of abs and a look on his face like he took too much LSD
Serra was force to abandon the plane, proposing her followers join her in a mass exodus, but leaving Radiantone of the first archangels Serra ever createdas the realms caretaker
The premium is highest when few copies earn that grade
Pests from Mirrodin are artifact creatures, though we only have Signal Pest and the tokens from Nuisance Engine
Competitive Diversity Splinter Twin Once Moderns premier combo deck, Splinter Twin was either beloved or maligned depending on who you asked