Thunder King Rai-Oh, cannot chain its effect to Monster Reborn because the effect to special summon has not yet resolved, meaning, the monster has yet to be special summoned
Revavroom is a surprisingly strong fit for this deck
Whenever you cast an instant spell from your hand, it gains rebound
You may even want to do that yourself: If you keep removing Summon: Fenrirs first lore counter with your Glissa Sunslayer or Power Conduit, Fenrir's first chapter will keep triggering on your turn, and you'll keep ramping up
In one of the most extreme Magic: The Gathering price spikes we've seen in weeks, the Chronicles card Arena of the Ancients has shot up by 2000%
Beheeyem arrives and, while dishing out only 10 damage on its own, will add another 20 for every card the opponent has benched