mtg m21 card list Core Set 2021 Variants Core Set 2021 | MAGIC:

There are some cards for protection, like Spider Umbra , giving you defense for flying and making your bosses more annoying, Livewire Lash has multiple functions if equipped on the bosses, you can use to give more damage to your own creatures, you can use to do a last blow if an opponent destroy the equipped creature, burn opponents and etc

Karmic Guide just got a reprint too, but I hope it gets one that will go to a wider audience

Scrooge McDuck, Richest Duck in the World This is a pretty challenging deck for newcomers, though it can feel rewarding if you play your cards right

Modular A creature with modular enters the battlefield with a few +1/+1 counters, and after it dies, all its counters are put onto another artifact creature you control