Source Out

A blue deck based on calling out digimon from the evolution source.
Notes: Tested to be too slow and the power level of the megas are low.
Digimon spawned cannot attack on turn they are played.
Both Mega levels are 4 cost and have limited plays.
Successful test? (Situational and lucky, not reliable): Field: Yamato, Kingwhamon(source: Whamon, Garurumon, Gomamon, Bukamon)
Attacking with Kingwhamon and calling out Whamon which in turn called out Gomamon, gaining 1 memory from bukamon.
After which, with whamon's

A blue deck based on calling out digimon from the evolution source.
Notes: Tested to be too slow and the power level of the megas are low.
Digimon spawned cannot attack on turn they are played.
Both Mega levels are 4 cost and have limited plays.
Successful test? (Situational and lucky, not reliable): Field: Yamato, Kingwhamon(source: Whamon, Garurumon, Gomamon, Bukamon)
Attacking with Kingwhamon and calling out Whamon which in turn called out Gomamon, gaining 1 memory from bukamon.
After which, with whamon's effect, place Monmon under itself.
Kingwhamon survived the attack and Whamon digivolved into Leopardmon for 4 cost, and called out Garurumon and with its effect active kingwhamon.
Kingwhamon attack and playing Monmon from its source.
Able to go from 1 to 4 digimons on field, however, 3 of them cannot attack and only one was a blocker.
End Note: Further Test is required, however this will be a fun causal deck at best.