Gate Card (ゲートカード Gēto Kādo) is a keyword ability that allows a player to put the card with this ability face-up into Dynamis during the game preparation.
This ability currently only appears on Event cards, and can be seen as the counterpart of Start Card for Event. If a player have more than one card with Gate Card ability in their deck, they may only put one of them face-up into the Dynamis during the game preparation.
The current reminder text of Gate Card ability is shown below:
ゲートカード（ すべて このカードはデュナミスに表向きで置いてゲームを開始できる。）
[Always] Gate Card ( <Valid> All <Effect> This card can be put face-up into Dynamis at the start of the game.)
For the list of all cards with Gate Card ability, see Category:Gate Card.