Snap [Mystery Booster]

Snap [Mystery Booster]Set: Mystery Booster Type: Instant Rarity: Common Cost: {1}{U} Return target creature to its owner's hand. Untap up to two lands. It doesn't matter if the mind or body cracks first. They both have to go.

if you control a blue or red permanent

Set: Dragons of Tarkir Type: Creature — Elemental Rarity: Common Cost: {1}{G} Defender

and they may play lands and cast spells from among those cards

Spring breathes the magic of new life

Set: Invasion Type: Creature — Viashino Rarity: Common Cost: {2}{R} {G}: Viashino Grappler gains trample until end of turn

Set: Eldritch Moon Prerelease Promos Type: Creature — Vampire Horror Rarity: Rare Cost: {3}{B}{B} Flying

Pay 1 life: Regenerate Mischievous Poltergeist

Others aren't so obvious

Equipped creature gets +2/+0

you may exchange control of Conjured Currency and target permanent you neither own nor control

Set: Battle for Zendikar Prerelease Promos Type: Instant Rarity: Rare Cost: {1}{U}{U} Counter target spell

The relic's purpose