The golden holographic TCG collectible is already selling for around $20 ungraded on online auction sites
And even if you didn't, you could still play Historic that allows you to use cards now not Standard-legal you wouldn't need to stress about your deck being rotated out of use
Creating as many goblins as you can to fuel Krenko is key, from Dragon Fodder to Mogg War Marshal, combined with haste enablers, and effects to make sure they connect (like the flavourfully named Goblin War Drums)
According to rule 607 for Ward
Lifelink is good in Commander, and its been good for a while
So if youre a player with a bit more experience, able to weather the storm of a faster opponent with clever play of the other cards in your Sapphire & Steel deck, this might just be the best choice for you