The cards worth checking are usually rare, mythic, foil, old, playable, limited, serialized, or collectible versions
Crew 1 (Tap any number of creatures you control with total power 1 or more: This Vehicle becomes an artifact creature until end of turn.) Balamb T-Rexaur Rarity: Common TYPE: Creature SUBTYPE: Dinosaur CMC: 6 Mana cost: USD: $0.15 EUR: 0.07 TIX: 0.03 EDHREC RANK: 11440 (6/6) Trample When this creature enters, you gain 3 life
Magic: The Gathering Dungeons & Dragons Crossover 2 More New Cards Exclusively Revealed Find the Path and Hunter's Mark make tempting picks for Green players
Sure, chances are pretty low of pulling an Umbreon ex special illustration rare, but will that stop you from trying to find it
Squawkabilly's Squawk and Seize lets players discard their hand to draw six more cards once on their first turn