From the official Japanese Twitter account, and most recent episode of FUN! DigiCa, four new Rares from Booster Set 3: UNION IMPACT and a better image of Ragna Lordmon, recently revealed in V Jump magazine.

V-mon

Card NumberBT3-021Level3
Card TypeDigimonPlay Cost3
ColorBlueEvolution Cost0
Digimon TypeSmall DragonDP2000
AttributeFreeRarityRare
StageChildArtistTonamikanji
Main Effect<<Jamming>> (This Digimon is not destroyed by battles with Security Digimon.)
Source Effect

XV-mon

Card NumberBT3-025Level4
Card TypeDigimonPlay Cost5
ColorBlueEvolution Cost2
Digimon TypeMythical DragonDP4000
AttributeFreeRarityRare
StageAdultArtistTonamikanji
Main Effect[On-evolution] Activate 1 of your Level 4 or less Digimon.
Source Effect

Metal Greymon

Card NumberBT3-015Level5
Card TypeDigimonPlay Cost8
ColorRedEvolution Cost3
Digimon TypeCyborgDP7000
AttributeVirusRarityRare
StageAdultArtistsasasi
Main Effect<<Piercing>> (During the battle this Digimon attacked, when it destroys an opponent’s Digimon, it checks Security.)
[On-evolution] Add a Level 7 Digimon Card with the “Virus” Type from your Trash to your Hand.
Source Effect

Metal Mamemon

Card NumberBT3-071Level5
Card TypeDigimonPlay Cost8
ColorBlackEvolution Cost3
Digimon TypeCyborgDP7000
AttributeDataRarityRare
StagePerfectArtistsasasi
Main Effect<<Reboot>> (During your opponent’s Active Phase, Activate this Digimon.)
[On-evolution] Add a Level 7 Digimon Card with the “Virus” Type from your Trash to your Hand.
Source Effect

Ragna Lordmon

Card NumberBT3-019Level7
Card TypeDigimonPlay Cost14
ColorRedEvolution Cost3 (Red or Black)
Digimon TypeUnique/Legend-ArmsDP14000
AttributeVirusRaritySuper Rare
StageUltimateArtistsasasi
Main Effect<<Security Attack +1>> (Increase the number of Security it checks by +1.)
<<Reboot>> (During your opponent’s Active Phase, Activate this Digimon.)
[On-evolution] By placing 1 “Durandamon” or “Bryweludramon” from your hand into the top of this Digimon’s Evolution Sources, Memory +3.
Source Effect

UNION IMPACT will launch in Japan October 30th, 2020. The cards from it will be combined with NEW EVOLUTION and ULTIMATE POWER for the English format, spread across Special Boosters 1.0 and 1.5.