Cards from some preconstructed decks like the duel decks or the modern event deck have their own set symbol, as theres not normally enough of those to split into their own set I generally keep those cards with the most recent normal printing
Chandra, Flameshaper Im not very high on Chandra, Flameshaper just because its a 7-mana planeswalker, and that high mana value hampers its playability Kaya, Intangible Slayer has hexproof and still isn't played much
2 Strength In Numbers (White/Green) Strength in Numbers is a Citizen deck that focuses on swarming the board with monsters as quickly as possible
N'gathrod is the illithid pirate captain of the spelljamming ship Scavenger, and his card represents his thieving nature with the ability to steal artifacts and creatures from other players' graveyards
One mana to stop a combo piece or board wipe is a bargain every time
Esika, God of the Tree / The Prismatic Bridge Like Kenrith, this is a good 5-color commander that you can use for your snow theme