Well it's all a matter of luck, I only have 71% of the whole collection, but the best way to start is whenever you get a chance to battle Emerl (against) use the move you want him to learn about 5 times in a row to get the card for that move.
It was mostly a one time thing in Sonic Battle.
no
yes I can
get the combo cards from the sonic team building in emerls story.
Rouge can be played as in... Sonic Adventure 2 Sonic Adventure 2 Battle Sonic Battle sonic riders That is all I can think of.
You have to fight and unlock them, and there are no Sonic Battle cards outside of the game.
It was mostly a one time thing in Sonic Battle.
no
buy it
Sonic Most Plays
It's me Ishmael
Try mostplays.com
yes I can
You get them randomly as skill cards at the end of a battle.
In "Sonic Battle," you can obtain color cards by participating in battles and defeating opponents. Each battle you win contributes to your overall ranking, which can unlock new cards. Additionally, you can find color cards in treasure chests scattered throughout the game. Collecting these cards allows you to customize your characters further.
try sonicgames site.
they have not made it yet