At the beginning of your end step, if you gained life this turn, exile cards from the top of your library until you exile a nonland card
2W, Exile a creature card from your graveyard: Put a 1/1 white Spirit creature token with flying onto the battlefield
Glossy sleeves can be 'sticky' or otherwise difficult to shuffle due to their slickness and lack of texture
If the Aura can't legally be attached to anything, it remains in exile for the rest of the game
but at the same time, if your synergy is sound, you can put together some solid decks within the limitations, and then reap the rewards of these powerful new Glimmers
This rule allows players to cheat the seven-ink casting cost down to a stunning zero ink, provided they already control separate individual Mickey and Minnie cards on the field