So, we picked different gameplay lanes for the three and different iconic dungeons from D&D that evoked those feelings and meshed the two together: A baseline dungeon, providing simple, clean value
There are also the mini-sequels to II and IV, the FF7 remakes and spinoffs, and a never-ending etc
Professor Hojo has a Training Grounds-style discount for targeted activated abilities, as well as other benefits for building around those sorts of effects
Wingmantle Chaplain doesn't look like much as a four-mana 0/3, but it's actually a great payoff in a deck full of defenders thanks to its ability to make a bunch of 1/1 Bird tokens with its enters-the-battlefield ability and then slowly add more Birds to the battlefield as we play more defenders
It also forms a well-known combo with Dramatic Reversal to generate infinite colored mana when you have enough nonland mana sources, giving cantrip-heavy lists and spellslinger commanders an easy way to close out the game