pokemon guardians rising booster box Sun & Moon Sleeved Pack GX Sylveon Pokemon Sun & Moon Guardians

The other two are for finishing, so they can be substituted with other special weapons

Lightning zaps through Water and Flying Pokmon (covered under Colorless in TCG)

The other one worth mentioning is Eldrazi Temple, but as Eye of Ugin is an enabler it's the more powerful of the two

Another card that works well with Goldspan Dragon is Show of Confidence, first because you can cast a lot of spells in the same turn due to the Dragon, and second because each instance of it targets the Dragon again, basically giving you infinite mana

Its another action keyword, utilizing a numerical parameter to impose a cost

1 Manalith