There should be a balance of low and high-cost cards with the majority being somewhere in the middle
Animating the T1 Specter that got bolted is a great T2 play, and for that reason it could be a 1-of, but late game Id rather just have more creatures
Illustrated by Meyoco Standard Not Legal Alchemy Not Legal Pioneer Legal Historic Legal Modern Legal Brawl Legal Legacy Legal Comp
Boseiju, Who Endures Boseiju, Who Endures gets the nod because its a channel ability on a land
Loxi: I hate to be a broken record, but this card quite literally does both of the things I crack jokes about WoTC using to push cards into Commander - "triggers an additional time" and making copies of things
It scales up with your mana as you go later and later into the game from a nice midgame removal spell on one dork to a decent two removal dork for six mana a few turns later to three or four in late game, and getting that many removal spells on one card is incredibly strong