Rulings
Q1: Are the digivolution requirements to digivolve from tamers on this card treating the digivolution card tamer as a Digimon as well?
No, it digivolves directly from tamers.
Q2: If a Digimon evolves from a tamer under the digivolution requirements of this card, is it treated as if the Digimon is digivolving?
No, Digimon is not considered to digivolve. When a Digimon evolves from tamers under the digivolution requirements of this card, "When a Digimon evolves" is not triggered.
Q3: If a Digimon evolves from a tamer under the digivolution requirements of this card, is it treated as a digivolved Digimon?
No, Digimon is not considered to have digivolved. When a Digimon evolves from tamers under the digivolution requirements of this card, "When a Digimon evolves" is not triggered.
Data Sources
Lv.4 Mercurymon BT18-064 C Hybrid | Variable | Mutant [Digivolve] [Sephirothmon]: Cost 0 [On Play] [When Digivolving] Until the end of your opponent's turn, this Digimon can't be returned to the hand or deck by their effects. --- Inherited: [Opponent's Turn] This Digimon gets +2000 DP.
Lv.4 Mercurymon BT18-064 C Hybrid | Variable | Mutant [Digivolve] [Sephirothmon]: Cost 0 [On Play] [When Digivolving] Until the end of your opponent's turn, this Digimon can't be returned to the hand or deck by their effects. --- Inherited: [Opponent's Turn] This Digimon gets +2000 DP.
Lv.4 Mercurymon BT18-064 C Hybrid | Variable | Mutant [Digivolve] [Sephirothmon]: Cost 0 [On Play] [When Digivolving] Until the end of your opponent's turn, this Digimon can't be returned to the hand or deck by your opponent's effects. --- Inherited: [Opponent's Turn] This Digimon gets +2000 DP.
Lv.4 メルキューレモン BT18-064 C ハイブリッド体 | ヴァリアブル種 | 突然変異型 「セフィロトモン」:コスト0 【登場時】【進化時】相手のターン終了まで、このデジモンは相手の効果で手札/デッキに戻らない。 --- Inherited: 【相手のターン】このデジモンをDP+2000。