From a rules perspective, commander damage can only be done in combat, so this isn't a sneaky implement of destruction
Effectively, by paying this cost, you can ensure your attacker will deal damage to an opponent
Junk tokens act as alternative card drawing since sacrificing them exiles the top card of your library to play until the end of your turn at sorcery speed
She's a popular Commander for soupy good-stuff type decks, shows up in Modern and Pioneer, and there are even competitive Legacy and Vintage decks that cheat her into play
Name : While it might seem a little obvious, each card has a name
24 Stitch - Carefree Surfer The First Chapter, Enchanted, Value $220 An entry from the early days here, this enchanted Stitch, Carefree Surfer, comes from The First Chapter