Whenever Leori deals combat damage to a player, choose a planeswalker type
Necropotence Necropotence is one of MTGs best draw options, with a slight catch, as befitting black mana
An opponent chooses one of those cards
You can abuse this ability with cards like Leyline of Anticipation, Vedalken Orrery, and Borne Upon a Wind to cast sorceries and otters on other players turns
As the iconic Red creatures of smallness, they have Red abilities in drovesFirst Strike, Mountainwalk (plus at least one Goblin each that has Forestwalk, Swampwalk, Plainswalk, and Islandwalk), a cornucopia of Haste, and more
However, with the new Commander precon, Corrupting Influence, focusing on the Toxic variant of the mechanic, a lot of players will be trying anyway