mtg finale cards Dramatic creatures you control get +X/+X and gain haste until end of turn. Finale of Devastation (Dune) MTG

Because damage remains marked on a creature until the damage is removed as the turn ends, nonlethal damage dealt to a Dragon you control may become lethal if Call the Spirit Dragons leaves the battlefield during that turn

Generally speaking, Id want to wait for the decks to come out before buying, but you may proceed with caution

For example, let's say you open Sarkhan, the Dragonspeaker in pack two

If you stick to your guns, you can be rewarded

To help, well list out some of the better options for players looking to dip their toes into Rat typal in Commander

Unless an effect allows you to play additional lands that turn, you can play a land card exiled with Compleated Conjurer only if you haven't played a land yet that turn