This effectively allows The Mimeoplasm to serve as a combination of any two cards that were in players' graveyards, meaning it synergizes with traditional mill and self-mill alike
When Special Summoned, it can banish 1 card on the field, and your monsters gain powerful effects depending on the original Attributes of the monsters uses as its Synchro Materials, so try adding it to a Deck built around LIGHT and DARK monsters
ST10-02 C Digimon Lv.3 Salamon Color Yellow Cost 3 DP 2000 Digivolve Cost 1 YellowPurple 0 from Lv.2 Form Rookie Attribute Vaccine Type Mammal Card Text 2 [Inherited Effect] [End of Your Turn] You may DNA digivolve this Digimon and one of your other Digimon in play into a Digimon card in your hand by paying its DNA digivolve cost
With the Agate in play, every critters deals one damage to every opponent, then Zinnia creates an offspring and deals one more
Plus, you get information about whats in your opponents hand for your troubles
Meaning that if a player chooses to summon a monster during Main Phase One , they can no longer do the same action in Main Phase Two