Recursive Combat Damage Triggers From one spell that draws you a ton of cards in one hit to a combat trigger that spreads out over time and can draw you many
Its pretty easy to achieve delirium early in the game if thats your goal, and Dragons Rage Channeler will often be a 3/3 flying creature on Turn 3, with an occasional appearance on Turn 2
Multiple cards in March of the Machine also refer to being transformed, making it a quasi-typal synergy
Finding Your Ally In my eyes, General Tazri is the most shining example of tribal general better than all the rest for its archetype before the advent of Commander 2017
Copper Myr
(By the way, cards with cheaper alternate play costs like Avatar of Fury will still trigger Kalemne.) There are multiple cards from Oath of the Gatewatch that really seem useful for Commander, generally, and Kalemne, specifically