If you go this route, you could also include Nevinyrral's Disk for even more synergy
Sapphire and Steel has some sharp offensive cards too, but it's with more brute force than Emerald and Ruby
Other effects that set its power to specific values that start to apply after the ability resolves, including future instances of the ability, will overwrite that effect
Then when we go to combat, Helm of the Host triggers and makes a copy of Godo, who gives us another combat phase
The finder: Brook Trafton pulled it from a card shop in Canada, got it PSA graded anonymously, then sold it on
The only downside to The Wandering Emperor is that the play pattern of kill your creature, create a blocker puts it at zero loyalty