In summary, Pokmon cards work by blending strategy, type advantages, and deck-building skills
5 Cactus Preserve Reserve The Preserve For High-Mana Commanders Cactus Preserve is the only unique Desert from the Deserts Bloom Commander precon, and it fits well with Yuma, Proud Protector as an eight-mana commander that usually costs significantly less, but always counts as an eight-drop for the purposes of Cactus Preserve
On the other hand, Bombardment is the card from the drop that sees the most play by far
This card can protect every permanent you control from just about everything bad that could happen to them, and it only costs two mana
Its a luxury of the deck that it can use all Colorless Energy cards and get the extra effects of each one
And really, isn't that what gold cards are supposed to do