mtg cards with investigate Magic The Gathering - Thraben Inspector (044/297) You gain 2 life. MKM] Evidence Examiner (ZBexx) :

Decks that can put a lot of creatures on boardtokens or otherwisewill likely see an easy path to victory if they can hit the proper density of creatures to start activating Jazal multiple times per turn

Brawl Legal Vintage Legal Timeless Legal Commander Legal Pauper Not Legal Oathbreaker Legal Penny Not Legal Toolbox Notes and Rules Information for Cloud, Planet's Champion: Cloud's last ability reduces only the amount of generic mana you pay for equip abilities that target Cloud

Theres a handful of solid Delirium payoffs that can make nice use of the rare card type

If those cost too much, Mana Geode is still better

You could also run cheap Demons like Rakshasa Deathdealer or Ammit Eternal