Then, Professor Onyxs ability will trigger, dealing 2 damage to each opponent and Chain of Smog will resolve, you will discard two cards, and you can choose to copy it
Compared to that, the ceiling of Bag of Holding seems way higher
The reprints in the 30th Anniversary Edition will match the in-game rarity of the original cards in 1993 - meaning no mythic rares - apart from Sol Ring, which gains an additional unique anniversary edition
You can also look at Crimson Muckwader (3/2 for two mana), Deathbellow Raider (2/3 for two mana), and Sedge Sliver (3/3 for three mana) as red creatures that can regenerate for black mana and are better choices than Viashino Skeleton
Congrats, you get access to two spells if you can cast an adventure card
This set up Magic originally as a framework, rather than the sole IP, with the opportunity to use that framework for limitless possibilities