Knowledge Pool - [Foil] Mystery Booster Retail Edition Foils (FMB1)Imprint When Knowledge Pool enters the battlefield, each player exiles the top three cards of their library. Whenever a player casts a spell from their hand, that player exiles it. If the player does, they may cast a spell from among other cards exiled with Knowledge Pool without paying its mana cost.

Patchwork - Mayfair Games (2014)

Flying Whenever a source you control deals damage to you

[−2]: Create a 1/1 black Assassin creature token with deathtouch and "Whenever this creature deals damage to a planeswalker

" —Dosan the Falling Leaf

Splice onto Arcane {U} (As you cast an Arcane spell

) • Target creature phases out

Whenever one or more creatures attack

Sacrifice Benevolent Bodyguard: Target creature you control gains protection from the color of your choice until end of turn

The vines overgrew the construct

Indestructible As long as your devotion to green and white is less than seven

destroy target permanent

if it entered from your graveyard or you cast it from your graveyard