When Endless Horizons enters, search your library for any number of Plains cards, exile them, then shuffle. At the beginning of your upkeep, you may put a card you own exiled with Endless Horizons into your hand.
Flying When Flickerwisp enters, exile another target permanent. Return that card to the battlefield under its owner's control at the beginning of the next end step.
Chroma — When Springjack Shepherd enters, create a 0/1 white Goat creature token for each white mana symbol in the mana costs of permanents you control.
"Better for a doun to lose its cenn than its springjacks."