During each player's Main Phase 1, monsters on the field cannot be destroyed by their opponent's card effects, also neither player can target monsters their opponent controls
Love it, but don't be that guy and steal someone's Arcane Signet et all that they need to cast their stuff
But Svogthos has been somewhat overlooked since, criminally so when you consider how exceptionally it scales to threaten even Commander life totals
Whichever route you take, anchor the call in real sold prices rather than hopeful asking prices
His mechanics are definitely eye-opening, but other than instructing you to track the countdown using his card art, they lie well within the range of constructed build-around wincon. Itll always take at least five spells to doom your opponent, and the odd rules templating around the countdown does at least stop abuse from Vampire Hexmage and the like
A card with all 10 sub-grades (sometimes called "quad 10s") will be labeled Perfect 10