It's risky, since it extends the effect to all players, but you've likely built your deck to take advantage of it most
Arcane Proxy allows you to cast spells with no mana cost, rebuying the Footfalls and importantly, wont interfere with the Cascade chain that got you the first casting
The difference in value between a PSA graded 10 and 9 Pokmon card can be astronomical, with a holographic first edition Charizard's price ranging from $375,000 to $20,000 between the two gradings
Living Death is always really fun to resolve, and its a boardwipe thats increasingly easy to make one-sided
Mass Spell/Trap removal, such as "Harpie's Feather Duster" and "Evenly Matched", is particularly effective, as the Deck has no in-archetype way to negate Spells/Traps or to protect their backrow, except for Laevateinn the Burning Blade
This increases trigger frequency while keeping combat lanes open