The first is volume: If a small card store is charging $1 for a card (and only has one available) and eBay sold 200 of them yesterday for $2 each, it's likely that the true value of the card is closer to $2 than $1
+2: Put a +1/+1 counter on each Cat you control
As with past lists, I have not included Planeswalkers or Legendary Creatures that only function well as a commander, as they are rather obvious
No trample or anything here, so this is purely about making your creatures gigantic
What is the rarity of this Miltank card
MM: Doc Ock, Venom, and Green Goblin are of course way up there when youre making a list of iconic Spider-Man villains, but the nature of those characters makes it easier to draw a scene where they all get equal visual weight