The two most played removal spells by a large margin were Lightning Bolt and Path to Exile the former of which could be played early but could only kill small creatures, while the latter could deal with any creature but was punishing to play in the early turns of the game
Its heavily played in every format its legal in, and helps sculpt your hand however you want
//// Prowl, Pursuit Vehicle Color indicator: white Legendary Artifact Vehicle 2/3 Living metal (As long as it's your turn, this Vehicle is also a creature.) Whenever another creature or Vehicle enters the battlefield under your control, put a +1/+1 counter on Prowl
Speaking of the old-school TCG, I found my deck from when I was a kid IRL (which was through the same formats represented in the video game) a few weeks ago and had to laugh
There are also a few cards that can benefit knights directly
It's pretty nifty, so call me swiftly