The lore of Lorcana is incomplete, with missing pieces scattered throughout the realm
Its his name in an equation
Two mana per +1/+1 counter is just a pretty bad rate
Well talk in depth about ordering replacement triggers in a sec, but for now let's suppose you have Bitterblossom in play and apply Doubling Season, then Anointed Procession, then Mondrak, Glory Dominus: The silly dialog would be something like this: Bitterblossom : During your upkeep, I spawn one token
Even though you can keep casting Alien Symbiosis from the graveyard, it costs you a whole card each time, so you lose out no matter what
Also make sure to establish, which cards are for trade since some binders are a mix of storage and trades (if this applies to you, make sure you have a way to indicate what is for trade and what is not)