Id guess that Through the Omenpaths will have the three usual draft modes on MTGA (Quick Draft, Premier Draft, and Traditional Draft), and that the only change will be picking two cards rather than one, within smaller pods
Scion of Opulence acts as both ramp and card advantage
The Monoliths 1 damage is optional, but the card draw and life loss are not meaning you can deal massive damage indirectly
The results were equally as awesome as the global versions
This is at instant speed so you can do it to dig and find an answer, unlike most of these effects
Whispers in Candlekeep 1x Counterspell 1x Dragonborn Champion 1x Klauth, Unrivaled Ancient 1x Miirym, Sentinel Wyrm Klauth, Unrivaled Ancient basically invented firebending long before the Avatar: The Last Airbender set formally introduced it to Magic