From the official Japanese Twitter account.

Brave Shield

Card NumberBT1-095Level
Card TypeOptionPlay Cost5
ColorRedEvolution Cost
Digimon TypeDP
AttributeRarityRare
StageArtistsatsuki may
Main Effect[Main] Make 1 of your Digimon Active. Until the end of your opponent’s next turn, that Digimon gets <<Blocker>>. (When your opponent’s Digimon attacks, if this Digimon is Active, you may make it the target of that attack by Resting it.)
Security Effect[Security] Make 1 of your Digimon Active. Until the end of this turn, that Digimon gets <<Blocker>>. (When your opponent’s Digimon attacks, if this Digimon is Active, you may make it the target of that attack by Resting it.)

Brave Tornado

Card NumberBT1-093Level
Card TypeOptionPlay Cost3
ColorRedEvolution Cost
Digimon TypeDP
AttributeRarityCommon
StageArtistshigeo niwa
Main Effect[Main] During this turn, 1 of your Digimon gets +2000 DP and <<Security Attack +1>>. (Increase the number of Security this Digimon checks by +1.)
Security Effect[Security] Add this card to your hand.

Booster 1 launches in Japan on May 15th, 2020.