Its card disadvantage the first time you cast it, but not when you cast it from your graveyard
Third-party sellers often supply the big-box chains with their online inventory, so double-check the sold by or shipped from information and ensure the vendor is trustworthy by checking reviews these sellers could be counterfeit or selling resealed packs
For example, if you control two Buzzard-Wasp Colonies when a creature dies, you'll put the appropriate number of each kind of counter onto both of them
Skirk Prospector, Mogg War Marshal, Goblin Matron, Goblin Warchief and Goblin Ringleader made up for quite a powerful mana and card advantage engine
The loyalty cost of the ultimate, the starting loyalty of the planeswalker and how much extra loyalty you can apply to the walker each turn are all big factors and all fairly easy to compare
Another powerful card to use in your Galaxy deck is the Galaxy Knight, which is a Level 4 monster that can be used to easily bring out your Galaxy-Eyes Photon Dragon by tributing it and a Photon or Galaxy-Eyes monster