Removal which will last from Standard into Eternal (and perhaps even get reprinted!) tends to be cheap, direct, and unconditional
For anything more significant, Garcia recommends going straight to a specialist
There is a special version of a staple card in MTG Commander decks, Sol Ring, depicting Valstrax from the Monster Hunter series
Pokemon LV.X These cards add an extra level for your Pokemon cards, you put these onto one of your other cards to gain attacks
Talion, the Kindly Lord seems like all kinds of fun to me, especially because you could play with the same deck against the same decks and still have a totally different game
Mother destroys decks low on removal and really punishes any deck without mass removal when they don't have their spot removal right away