Heck, were already playing Seismic AssaultSeismic Assault and this should be even easier to cast
The early meta is focused on using Sapphire to control and generate lots of cards quickly with Pawpsickle and Hiram Flaversham, Toymaker, but we may see more Sisu sooner rather than later
Check out Geomancer's Gambit for a slightly more expensive version
The idea here is still to use a lot of the same support cards but rather than winning through direct drain and damage effects and the sacrifice triggers you win through denial of your opponents resources while yours persist or are simply more efficient when under constant erosion
This also has an exile/other spaces trigger, this time for lands too, and then you'll make a mana free 3/3 Spawn dork
In the last six months the price spike has been rapid, with one buyer even paying $12,000 at the tail end of June