[All Turns] When this Digimon would leave the battle area, you may place up to 3 Digimon cards with the [Xros Heart] trait from this Digimon's digivolution cards under 1 of your Tamers.
[DigiXros -2] [Shoutmon]×[Ballistamon]×[Dorulumon]×[Starmons]
When this would be played, you may place specified cards from your hand/battle area under it. Each one reduces the play cost.