Its also an Eldrazi, so it can fit into other shells or get some benefits from cards like Eldrazi Temple
The vertical composition of the artwork is unlike anything else in Astral Radiance , making it feel more like a piece of concept art than a standard Pokmon card
Unlike the usual Japanese alt-art cards found in regular packs, these promos were printed in incredibly low numbers
While this card is in Attack Position, your opponent takes any effect damage you would have taken from their card effects, instead

Discard one "Shadow the Hedgehog," then do one of the following: -Banish one "Chaos Emerald: Red," one "Chaos Emerald: Blue," one "Chaos Emerald: Green," one "Chaos Emerald: Purple," one "Chaos Emerald: Yellow," one "Chaos Emerald: White," and one "Chaos Emerald: Cyan" from your Graveyard, and Fusion Summon one "Super Shadow the Hedgehog." -Banish one "Master Emerald" from the Graveyard, and Fusion Summon one "Super Shadow the Hedgehog." Discard one "Sonic the Hedgehog," then do one of the following: -Banish one "Chaos Emerald: Red," one "Chaos Emerald: Blue," one "Chaos Emerald: Green," one "Chaos Emerald: Purple," one "Chaos Emerald: Yellow," one "Chaos Emerald: White," and one "Chaos Emerald: Cyan" from your Graveyard, and Fusion Summon one "Super Sonic the Hedgehog." -Banish one "Master Emerald" from the Graveyard, and Fusion Summon one "Super Sonic the Hedgehog." When this card is Special Summoned, send one "Chaos Emerald" card from your Deck to your Hand