You can see the deck, right
Summon: Knights of RoundSummon: Knights of Round One of the rarest Summons in Final Fantasy VII , this eight-mana 3/3 with indestructible sticks around for four turns, producing a 2/2 white Knight creature (though not a White KnightWhite Knight) for each of its first four chapters
This affects Towns, essentially turning them into dual lands minus the subtypes, but also affects many other combo friendly lands, like Simic Growth ChamberSimic Growth Chamber and other bouncelands, MirrorpoolMirrorpool, and tokens created by Overlord of the HauntwoodsOverlord of the Hauntwoods
Dragon-types and Flying-types dominated, and cards like VS Seeker and Trainers Mail became staples
The only issue, assuming you don't consider costing ten mana an issue, is that resolving four cascades in a row can get complicated, especially when individual cascades hit other cascade spells mid-resolution
Surely this will never come back to bite me