This creature can't be blocked as long as it's attacking alone.
Disturb (You may cast this card from your graveyard transformed for its disturb cost.) // Enchant creature
Enchanted creature can't be blocked as long as it's attacking alone.
If Gutter Shortcut would be put into a graveyard from anywhere, exile it instead.

Geists have a knack for showing up wherever they're least expected. // Some people take that as inspiration.