Cycling Rules A keyword ability that lets a card be discarded and replaced with a new card
Whenever an opponent sacrifices or discards a permanent card while Tergrid is out, that card is put onto the Tergrid player's battlefield
Role tokens are enchantment auras
Removal/Interaction Any good Commander deck worth its salt plays removal and interactive spells, and both decks tap into that with Beast Within and Chaos Warp as flexible removal spells, and Heroic Intervention to protect your permanents by having them gain hexproof and indestructible until the end of turn
You can do all the same ways to combo with it, or just use it as a ritual-like effect for your second turn to power out a high-end commander
Howling Mine / Font of Mythos / Temple Bell In casual places, we also saw Howling Mine making a hit, followed later by cards like, Font of Mythos and even Temple Bell