![Spirit Bonds - M15 Spoiler](https://www.magicspoiler.com/wp-content/uploads/2014/06/Spirit-Bonds-M15-Spoiler.png)
Whenever a nontoken creature enters the battlefield under your control, you may pay [w]. If you do, put a 1/1 white Spirit creature token with flying onto the battlefield.
[1][w], Sacrifice a Spirit: Target non-Spirit creature you control gains indestructible until end of turn.