The archetype has no shortage of energy sinks, but creating 2 energy on landfall is hard to beat
Fain, the Broker Fain, the Broker lives up to its name and is a great way to broker advantage
Evermind Color Indicator: Blue Instant Arcane (Nonexistent mana costs cant be paid.) Draw a card
Honorable Mention - Sliver Overlord, Sliver Hivelord, Sliver Queen, Sliver Legion Because they are the one tribal deck that plays so similarly, has the same slate of Slivers each time, and very similar support for them, I find this combo to be very boring, pervasive, and more
The game can feel unfair quickly if one player gets their best Pokemon active and energized early in the game
If your key creature costs three, you can reliably make your first three land drops to cast it on curve, even if you dont start with them all in hand