Each decklist is around the $100-120 mark, with no individual cards costing more than a few dollars
While the mana does leave your pool at the end of the turn, it's perfect for dropping a card like Liberator, Urza's Battlethopter followed by a number of other artifacts or pouring into any mana sinks you might have available on the battlefield
discard 2 cards, and if you do, add that monster to your hand
Knowing what archetype our deck falls under also gives us information on what weaknesses we should prepare against and what matches are unfavorable
Espeon ex Espeon ex is essentially a better Cresselia ex instead of healing 20 damage to itself when attaching an energy like the latter, Espeon ex lets you heal 30 damage on any of your Pokmon once per turn
Evolution Sage is a great proliferate card, especially when you have your commander or another planeswalker in play to accelerate towards their ultimate