From the official Japanese Twitter account, two new Digitama Cards from BT01: NEW EVOLUTION. Cupimon is the infant form of Lucemon first introduced in the 2002 Pendulum Progress 2.0: Armageddon Army virtual pet, while Kyaromon first appeared in the 2005 Digimon Accel: Ultimate Genome v-pet as the pre-evolution of Kudamon.

Cupimon

Card NumberBT1-006Level2
Card TypeDigitamaPlay Cost
ColorYellowEvolution Cost
Digimon TypeSmall AngelDP
AttributeRarityRare
StageBabyArtistKirita
Main Effect
Source Effect[When it attacks] If you have 5 or more Security, <<1 Draw.>> (Draw 1 card from your deck.)

Kyaromon

Card NumberBT1-005Level2
Card TypeDigitamaPlay Cost
ColorYellowEvolution Cost
Digimon TypeLesserDP
AttributeRarityUncommon
StageBabyArtistQacoro
Main Effect
Source Effect[During your turn] While you have 6 or more Security, this Digimon gets +2000 DP.

Booster 1 will launch in Japan on May 15th, 2020.