The full card list for Battle Partners isn't available yet, but here are the Secret Rares that have been revealed so far
Slowing the game down is how you end up playing a three-player pod because someone suddenly remembered an errand. Bonus card roulette: the signed insert and the consolation prize energy Secret Lairs often include a surprise bonus card
If this card attacks, or is attacked by, an opponent's monster, the opponent's monster's effects are negated during the Battle Phase only
Notable Reprints More cards get the Secret Lair treatment in 20 Ways to Win than previously: Felidar Sovereign, Triskaidekaphile, Approach of the Second Sun, Sol Ring, Happily Ever After, Helix Pinnacle, Revel in Riches, Simic Ascendancy, and Maze's End all get new art
-Duelists Challenge Yugi, Kaiba, Joey, Mai and other Legendary Duelists
It has "bands with other creatures named Wolves of the Hunt." (Any creatures named Wolves of the Hunt can attack in a band as long as at least one has "bands with other creatures named Wolves of the Hunt." Bands are blocked as a group