mtg commander decks for beginners Final Fantasy Deck Scions & Spellcraft or commander MTG Commander Masters - Commander

The trick is that you can only attack (challenge) characters that are currently gaining victory points (questing) or using abilities (i.e., they are exerted), thereby preventing them from gaining more points

To keep access to that effect expensive, WotC dropped it on a 4/5 flying vampire and priced it at 7 mana

They had a number of cards that played well together

If the search is simply for a number of cards without stating a quality, you must have them find that many cards (or as many as possible, if their library doesn't contain that many cards)

Clawhauser has the Bodyguard ability to protect other low-health characters, but he also counts as 4 towards singing songs and has 2 Quest to boot