Every Adventures in the Forgotten Realms rulebook card was from the Monster Manual , but in Commander Legends: Battle for Baldur's Gate , you'll be able to find certain wondrous items in the rulebook treatment as well, including the Diamond cycle and Lightning Bolt
And it even has a clause built in to prevent decking yourself
Rarity is also a factor, especially when certain cards go out of print
My eyes initially glazed over when I saw all the usual +1/+1 counter support, but the radiation counters, mutant subtheme, and mill payoffs make it feel distinct from previous counter decks
I also like the added text on this card that Temporary Lockdown didn't have - the ability to sacrifice it, putting all cards exiled with it into the graveyard, and making a small army of tokens in return