Foundations TypeInstant Collector Number313 Raritycommon ArtistMonztre Counter target spell
The best threats are creatures again (Uro, Urza, and Primeval Titan) and Path to Exile and Icefang Coatl are both present in large numbers, ready to invalidate your size advantage
You can also tap creatures by using summoning sickness by using spells or abilities
If they have no creatures, Sunset Saboteur has no drawback, which makes removal a possible out, and no color is better at removal than Black
If you plan on buying collections, you cant realistically throw out rules such as 50% of TCG mid, because then you get screwed one way or the other when the spreads vary wildly on different cards
Aboleth Spawn Flash and ward make Aboleth Spawn tough to remove, but the real fun begins when opponents rely on enter-the-battlefield triggers for value