Tamiyo's Safekeeping is a rare Instant card from Secret Lair Drop (SLD), collector number 2320. Current market price: $23.93, TCGplayer market prices via Scryfall.
Target permanent you control gains hexproof and indestructible until end of turn. You gain 2 life. (A permanent with hexproof and indestructible can't be the target of spells or abilities your opponents control. Damage and effects that say "destroy" don't destroy it.)