For example, an X mana symbol does not usually add anything to a cards mana value, except in specific situations
Facilier Charletan, Horace No-Good Scoundrel, Jasmine Disguised, Elsa Ice Surfer, and Simba Future King Uncommons: Dragon Fire, Smash, and Prince Phillip Dragon Slayer Rare or above: Dr
Depressing because Young Wolf is barely playable and Ghoul is half as good
The reason I highlight these details after looking at the above list instead of discussing them beforehand is to shine a spotlight on cards like Abhorrent OverlordAbhorrent Overlord and Myr BattlesphereMyr Battlesphere
Cards can come and go but CW01 will always be the first card (collector numberwise at least)
Whenever a legendary creature you control enters, you may attach this Equipment to it