If an effect makes you discard a card and you dont have any, nothing happens
Instant Color tag templates(None) Make a Stand Creatures you control get +1/+0 and gain indestructible until end of turn
Then, unless that player pays the required mana, you control counter that spell
1 Deadly Dispute Like we said, the secondary cost of sacrificing artifacts is as good as free in Rakdos at the moment which is what makes Deadly Dispute a better card than Village Rites
In multiplayer formats, protection artifacts are just as importantSwiftfoot Boots has been a Commander favorite for years, and newer options like Legolas's Quick Reflexes add both flavor and function as ways to keep your best creature protected
Needless to say, Selesnya decks can go Craterhoof Cavalry if they wish to