The remaining 9 are more or less repeatedable effects on permanents
Bringing together characters, creatures, locations, and moments from all sixteen mainline games, the set is no longer the hot new inclusion (more on its legality shortly), but you can still find packs, decks, and plenty more
When we think of Standard, the format is rarely big enough for decks to go that deep into synergy, so we end up with decks playing more cards that are singularly powerful
Masters biggest weakness is that its swept away by a thin breeze but leaves you without mana to save it
After all, in metas that are often filled to the brim with fast combo-orientated strategies and instant-speed shenanigans, Outlast, somewhat surprisingly, stands as a gentle reminder of the fun that can come from building something up slowly and holding on for dear life when someone may or may not have a removal spell to ruin your investment.
As it turns out, artifact decks are already powerful, and if all of an artifact decks lands are also artifacts, then the deck as a whole becomes too good