mtg if you would draw a card Laboratory Maniac (Secret Lair Drop) White Still Needs More Card

Optimistic because this is a Standard-legal set, meaning that Wizards of the Coast will continue printing it for years to come, which will help increase supply and stave off scalpers in the long run

Chittering Host gives your other creatures +1/+0 and menace when it transforms and has haste and menace itself

Shatterskull Smashing / Shatterskull, the Hammer Pass Shatterskull Smashing is another Zendikar Rising mythic

Legends that are just powerful commanders

Shards of Alara (2008) brough two kind of suicidal cards

Altogether this is probably less than two dollars worth of cards, but these are all useful, playable cards that you won't have to hunt down singles for