Looks like it supports local multiplayer with 2 switches.
Also 2 promotional cards were revealed for the game's official guidebook
Cyberse / Link / Effect
Links: Left, Right
Materials: 2 monsters, except Tokens
You can only use this card name’s effect once per turn.
(1) During your Main Phase, if this card was Link Summoned: You can banish this card and 1 monster you control this card points to, then target 1 Link Monster in either GY; Special Summon it to your field, but banish it if it leaves the field.
Cyberse/ Link/ Effect
Links: Top, Left, Bottom, Right
Materials: 2+ monsters, except Tokens
You can only use this card name’s (1) and (2) effects once per turn each.
(1) You can target 1 Link Monster in either GY; until the end of this turn, this card gains ATK equal to that monster’s ATK.
(2) You can Tribute any number of your monsters this card points to; destroy the same number of cards on the field.