If a red source you control would deal an amount of noncombat damage less than Ojer Axonil's power to an opponent, that source deals damage equal to Ojer Axonil's power instead
Shutting off opposing artifacts is something players normally dedicate sideboard slots to, which is why Karn instantly landed among the best planeswalkers in MTG the moment War of the Spark released
Modern Amulet Titan decks, for example, would very much appreciate a way to double their land triggers and their Amulet of Vigor untaps
Battle for Baldur's Gate narrows the focus to the titualr city and its surrounding stories, but still finds time to include bits and pieces from the wider D&D mythos
even classic commanders like Meren of Clan Nel Toth and Atraxa, Praetors Voice want to be down as soon as possible, too
After that turn, that player takes an extra turn