I imagine if you looked at total copies, the Common promos have way, way more copies available online than Coldsnap theme decks, but the lesser one counts while the more "common" one doesn't
This doesn't seem wholly sufficient to explain the spike, otherwise why didn't it pop off during Bloomburrow, which brought in a popular new bird commander Kastral, the Windcrested
If you want to play a lot of basic lands, I seriously would suggest building a deck that only runs one or two colors
Based on the characters and cozy art style, we predicted initially that itd be even more valuable, but its dipped in value somewhat since launch
They feature shiny versions of Pokmon with a distinctive gold star () next to the card name
(3) Guaranteed Heads: Following this exact motion reportedly results in heads every time during single-flip situations