Landcycling is also synergistic with some interesting legendary creatures that can helm a Commander deck
While any one of these downgrades by themselves wouldn't be that big of a deal (outside of maybe Merfolk Trickster, which has proven to be a really powerful Magic card), when you combine them all together, there is at least some reason to be concerned that the drop in power could be big enough to keep Simic Flash from remaining near the top of the format
Because although it does weaken your opponents monsters, thats really all it does, and isnt too much of a problem for your opponent
If you call it right, destroy all monsters your opponent controls
Simply set the Continuous Traps over one of your Artifacts, then revive it during your opponents turn
Im of the belief that were probably either there now, weve passed it already, or were within five to ten percent of it