Catharsis Catharsis is flexible to give you a pumped hasty creature for two, reinforcements if you need them, or at most, 8 power with no other creatures
Since there's no color restriction you can slot Conjurer's Closet into practically any deck, though a little bit of ramp is nice since five-mana is a bit of an awkward amount when you normally will want a higher impact card going into the mid-game
Then destroy each artifact with mana value less than or equal to the number of rust counters on it
You can get into some trouble with a card like Tarmogoyf, which was reprinted several times while simultaneously seeing a lot less play
If you really dont want your opponents to be able to touch your creatures, play with creatures that have hexproof instead of shroud
Mega Kangaskhan ex A Dynamic Duo While it might not hold the same cash value as Mega Venusaur, it's hard to ignore the incredibly eye-catching explosion of colors in the background on the Mega Kangaskhan ex Special Illustration Rare