Transform sideboards can be fun and impressive when they work out, but I recommend turning to it only as a Hail Mary, when nothing else is working
In the most recent StarCityGames Open, a W/U Control list by Eric Rill placed second that included Nyx-Fleece Ram in the sideboard: W/U Control
It combos with Grindstone to mill somebody out and even turns all your colored spells into gold cards on MTGO
A modern buyer needs to know whether the set has a durable reason to exist, whether the sealed price is moving, whether the top cards justify opening, and how the Japanese box compares with English or adjacent Japanese sets
Im a big fan of this card, as its going to lead to some hilarious plays in the format
Teyo whispered, "What do we do?" It frankly hadn't occurred to me to do anything except maybe run and hide